Doctoral Thesis Formatting in 2026: Complete Guide for US, UK, Canada and Australia (APA, MLA, Chicago, IEEE)

Doctoral thesis formatting in the English-speaking world combines international citation standards (APA, MLA, Chicago, IEEE depending on discipline) with university-specific requirements that vary by institution. This guide gathers all the official sources you need to write, format and submit your PhD thesis in 2026 across the US, UK, Canada and Australia.

There is no single national thesis formatting standard in any of these countries. Each university publishes its own guide, often updated yearly. This article clearly separates what is governed by an official international standard (and thus applicable everywhere) from what depends on your institution (which you must verify in your university's own handbook).

Doctoral Thesis: Status by Country in 2026

Across the English-speaking world, the doctorate is broadly the same qualification (a research degree typically requiring 3-7 years of original research and a defended thesis), but the names, structures and requirements vary.

The structural conventions are similar (Introduction, Literature Review, Methodology, Results, Discussion, Conclusion, References, Appendices) but the formatting requirements are set by each university's graduate school or research office.

Citation Standards by Discipline

The choice of citation standard depends on your discipline, not your country. Your dissertation supervisor will indicate the expected standard; this section confirms what each standard requires.

APA 7 (Social sciences, psychology, education, nursing)

Edition currently in use: APA 7th edition, published October 2019.
Organism: American Psychological Association.
Official source: https://apastyle.apa.org

APA uses author-date in-text citations (Smith, 2024) with full references in an alphabetical bibliography. Key changes from APA 6: removal of "Retrieved from" for URLs, mandatory DOI when available, simplified title page format for student papers, gender-inclusive language guidance.

When to use: psychology, sociology, education, nursing, social work, communication, business (some universities), engineering (some programs).

For full details on APA, see our academic style guides reference.

MLA 9 (Literature, languages, humanities)

Edition currently in use: MLA 9th edition, published April 2021.
Organism: Modern Language Association of America.
Official source: https://www.mla.org/MLA-Style

MLA uses author-page in-text citations (Smith 124) with full references in a "Works Cited" section. Key changes from MLA 8: practical appendices, more flexibility on annotations, expanded guidance for digital sources.

When to use: literature, languages, comparative literature, cultural studies, religious studies (some programs).

Chicago 17 (History, business, fine arts)

Edition currently in use: Chicago Manual of Style 17th edition, published September 2017. The 18th edition is expected but not yet published as of May 2026.
Organism: University of Chicago Press.
Official source: https://www.chicagomanualofstyle.org

Chicago has two systems:

• Notes-Bibliography (NB): footnotes or endnotes plus bibliography. Used in humanities (history, art, theology).
• Author-Date (AD): in-text author-date citations plus reference list. Used in sciences and social sciences.

When to use: history, business, fine arts, music, theology, anthropology (some programs).

Turabian (Thesis-specific version of Chicago)

Edition currently in use: 9th edition, published April 2018.
Organism: University of Chicago Press.

Turabian is the student/thesis version of Chicago, slightly simplified. Many universities prefer Turabian for dissertations in humanities while using Chicago for journal publications. Follows the same evolution as Chicago Manual of Style.

IEEE (Engineering, computer science, electronics)

Edition currently in use: IEEE Reference Guide 2023, revised annually.
Organism: Institute of Electrical and Electronics Engineers.
Official source: https://ieeeauthorcenter.ieee.org/wp-content/uploads/IEEE-Reference-Guide.pdf

IEEE uses numerical citations in square brackets [1], [2] in the text, with a numbered reference list in order of appearance. Author initials precede surnames in references (P. Smith, not Smith, P.).

When to use: electrical engineering, computer science, electronics, telecommunications, related technical fields.

AMA 11 (US medicine)

Edition currently in use: 11th edition, published February 2020.
Organism: American Medical Association.
Official source: https://www.amamanualofstyle.com

AMA uses superscript numerical citations in the text and a numbered reference list. Similar to Vancouver style but with US-specific conventions.

When to use: US medicine, public health, biomedical research.

Vancouver (International medicine)

Edition currently in use: ICMJE Recommendations 2024, updated annually.
Organism: International Committee of Medical Journal Editors.
Official source: https://www.icmje.org/recommendations/

The Vancouver style is the dominant international standard for medical and biomedical publications. PubMed citations follow Vancouver. Major medical journals (Lancet, NEJM, BMJ, JAMA) all require Vancouver.

When to use: medicine outside the US, biomedical research, dentistry, pharmacy.

Bluebook (US Law)

Edition currently in use: 21st edition, published 2020. The 22nd edition was announced for 2025-2026 (verify at next review).
Organism: Harvard Law Review Association.
Official source: https://www.legalbluebook.com

The absolute standard for US legal writing. Highly formalized citation format for cases, statutes, regulations and secondary sources.

When to use: US law school theses, law review articles, judicial opinions.

OSCOLA (UK Law)

Edition currently in use: 4th edition, published 2012, plus 2018 International Guide.
Organism: Oxford University Faculty of Law.
Official source: https://www.law.ox.ac.uk/oscola

The standard for UK legal writing. Footnotes exclusively (no author-date). Specific format for case law, legislation and secondary sources.

When to use: UK law theses, common law jurisdictions.

For all other standards (Harvard, ASA, CSE, ACS, McGill Guide for Canadian law, etc.), see our complete academic style guides reference.

University-Specific Requirements (Layout, Submission)

Each university publishes its own thesis formatting handbook, updated yearly. These cover:

• Page size and margins (letter US, A4 elsewhere)
• Font family and size (often Times New Roman 12pt or similar serif)
• Line spacing (1.5 or double)
• Title page format (university template usually provided)
• Required front matter (title page, declaration, abstract, acknowledgments, table of contents, list of figures, list of tables)
• Numbering conventions (Roman for front matter, Arabic for body)
• Submission format (PDF/A required by most universities for archival)
• Maximum word count (varies by program, often 80,000-100,000 for PhD)
• Copyright statement and embargo options

Where to find your university's guide

For all major English-speaking universities, the thesis formatting guide is published by the Graduate School or Office of Graduate Studies. Search "[university name] thesis formatting guidelines" to find the current version.

Examples of major university handbooks (verify currency at your institution):

• Harvard: Harvard Graduate School of Arts and Sciences thesis guidelines
• MIT: MIT Specifications for Thesis Preparation
• Stanford: Stanford Graduate Studies Dissertation Requirements
• University of California (UC system): campus-specific (e.g. UC Berkeley Graduate Division)
• Oxford (DPhil): GSO.20 form and Oxford's Examination Regulations
• Cambridge: Cambridge Board of Graduate Studies degree requirements
• University College London (UCL): Doctoral School thesis format guidance
• University of Toronto: SGS thesis format requirements
• University of British Columbia: G+PS Thesis Style Guide
• University of Sydney: Higher Degree by Research thesis format

Always check the version date. University handbooks are updated yearly. Use the version in force at the time of your submission, not the version from when you started your PhD.

Common Structural Conventions

Although universities differ, certain structural conventions are nearly universal in English-language PhD theses.

Standard front matter (in order)

1. Title page: institution, faculty/school, degree, full thesis title, candidate name, supervisor name, submission date
2. Declaration: signed statement confirming the work is original and meets the university's authorship rules
3. Abstract: 250-500 words summarizing the research question, methodology, key findings, contribution
4. Acknowledgments: optional, thanking supervisors, funders, collaborators, family
5. Table of contents: hierarchical, auto-generated from headings
6. List of figures: numbered list with page references
7. List of tables: numbered list with page references
8. List of abbreviations: optional but recommended for technical fields

Standard body structure

The traditional structure (IMRaD adapted for thesis):

1. Chapter 1 - Introduction: research question, context, contribution, thesis overview
2. Chapter 2 - Literature Review: state of the art, gaps, theoretical framework
3. Chapter 3 - Methodology: design, data collection, analysis methods, ethical considerations
4. Chapters 4-N - Results: empirical findings (often multiple chapters)
5. Chapter N+1 - Discussion: interpretation, comparison to literature, implications
6. Chapter N+2 - Conclusion: summary, contribution, limitations, future work

Some universities allow a "thesis by publication" format where each empirical chapter is a published or publishable journal article with shared introduction/conclusion.

Standard back matter

1. References: bibliography in your discipline's citation style
2. Appendices: supplementary material (questionnaires, data tables, code listings)
3. Glossary: optional, recommended for technical fields

Submission Format: PDF/A Required by Most Universities

PDF/A (PDF for Archiving, ISO 19005) is the required format for thesis archival at most major universities. Standard PDF is not accepted for the official submission copy.

PDF/A guarantees:

• All fonts are embedded (no rendering issues 20 years later)
• No external dependencies (no embedded video, links to external resources)
• Color profiles included
• Metadata complete (title, author, date, keywords)

Sub-types:

• PDF/A-1: most restrictive, broadest compatibility
• PDF/A-2: allows JPEG2000, transparency, layers
• PDF/A-3: allows embedded files (e.g. raw data attached)

Your university will specify which sub-type. PDF/A-1 or PDF/A-2 are most common. Most modern word processors (Word, LibreOffice, LaTeX, Folio Student) support PDF/A export, but verify the sub-type matches what your university requires.

Open Access and Repository Submission

Beyond your university's local archive, most countries have a national or international thesis repository.

United States

• ProQuest Dissertations & Theses Global: largest dissertation database. Most US PhD programs require submission, often with author consent for open access.
• ProQuest is the de facto national archive for US PhD theses.

United Kingdom

• EThOS (British Library): UK national thesis archive. Open access by default unless embargoed.
• Each UK university also maintains its own institutional repository.

Canada

• Library and Archives Canada Theses Portal: national Canadian archive.
• Each Canadian university also has its own institutional repository.

Australia

• TROVE (National Library of Australia): national archive including theses.
• ANDS (Australian National Data Service) for research data.

Ireland

• RIAN: Irish institutional repositories network.

Word Count and Length Guidelines

Word count limits vary significantly by program and discipline.

Word count typically excludes: title page, abstract, acknowledgments, table of contents, references, appendices, footnotes (sometimes).

Word count typically includes: main text body, in-text citations, in-line equations.

Verify your university's exact policy on what counts.

Common Mistakes to Avoid

Five mistakes that delay submission or cause re-formatting.

Mixing citation styles within the thesis

Pick one citation style (APA, MLA, Chicago, IEEE, etc.) and use it consistently throughout. Mixing styles is the most common reason for thesis revisions. If your discipline allows multiple styles, choose with your supervisor early in the writing process.

Submitting standard PDF instead of PDF/A

Most universities reject standard PDF submissions for archival. Always export as PDF/A, then verify with a PDF/A validator (free online tools available). LibreOffice and Word can both produce PDF/A but require explicit selection in the export dialog.

Not following the university's title page template exactly

University title pages are typically templated. The wording, ordering, and even capitalization are specified. Even small deviations can cause your submission to be sent back for re-formatting. Always use the template provided by your graduate school.

Ignoring word count limits

Going over the word count limit can result in rejection or required cuts. Track your word count from chapter 1, not at the end. Aim for 90-95% of the maximum to leave room for revisions.

Late embargo or copyright decisions

Most universities require you to decide on open access vs embargo (and any third-party copyright clearances) before submission. Embargo decisions made after submission are administratively painful. Plan this with your supervisor 6 months before submission.

Pre-Submission Checklist

• University-specific formatting guidelines downloaded and read in full
• Discipline-appropriate citation style chosen (APA, MLA, Chicago, IEEE, AMA, etc.)
• Title page matches the university template exactly
• Declaration of authorship signed (or ready to sign)
• Abstract within word count (250-500 typical)
• Front matter complete (TOC, list of figures, list of tables, abbreviations if needed)
• Chapter numbering consistent (Roman or Arabic per university convention)
• Page numbers correct (Roman for front matter, Arabic for body)
• Citations consistent in chosen style throughout
• Bibliography matches in-text citations one-to-one (no orphaned references)
• All figures and tables captioned and referenced in text
• Word count within university limit
• Embargo decision made (if applicable)
• Third-party copyright clearances obtained (for republished figures/tables)
• Exported as PDF/A (sub-type verified with your university)
• Final proofreading complete (multiple passes recommended)
• Supervisor approval for submission obtained
• Defense date scheduled with examiners

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FAQ

What's the best citation standard for my PhD thesis?
It depends on your discipline. Psychology, social sciences, nursing, education usually require APA 7. Literature and languages typically use MLA 9. History, business, fine arts often use Chicago 17. Engineering and computer science use IEEE. Medicine uses Vancouver (international) or AMA (US). Law uses Bluebook (US) or OSCOLA (UK). Your supervisor will indicate the expected standard at the start of your PhD. For full details on each, see our academic style guides reference.

Is APA 7 different from APA 6?
Yes, significantly. Key changes in APA 7 (October 2019): removal of "Retrieved from" for URLs, mandatory DOI when available, simplified title page format for student papers, "they" accepted as gender-neutral singular pronoun, expanded guidance for digital and audiovisual sources. APA 6 is no longer recommended for new papers.

Do I have to submit my thesis in PDF/A?
Most universities require PDF/A for archival submission. Standard PDF is usually accepted only for draft circulation. Check your graduate school's exact requirements: some accept PDF/A-1, others require PDF/A-2 or PDF/A-3. Standard word processors (Word, LibreOffice, LaTeX, Folio Student) all export to PDF/A but require explicit selection in the export dialog.

Can I write my PhD thesis in Word?
Yes, Word is the most common tool for PhD theses outside of STEM fields. Track word count from the start, use heading styles for automatic table of contents, use a reference manager (Zotero, Mendeley, EndNote) for bibliography. The main risk with Word is file corruption on long documents (300+ pages with many images): keep regular backups and consider Markdown or LaTeX for very long theses.

Should I use LaTeX for my thesis?
LaTeX is the standard in mathematics, physics, computer science, and engineering. Advantages: superior typography, perfect equations, automatic bibliography with BibTeX. Disadvantages: steep learning curve. If you are already comfortable with LaTeX or your field requires it, use it. Otherwise, Word or Folio Student are simpler and produce excellent results for most PhD theses.

How long should my abstract be?
Most universities specify 250-500 words. Some allow up to 600 for STEM theses with heavy methodology. Check your graduate school's specific policy. The abstract should cover: research question, methodology, key findings, contribution to the field. Avoid jargon; the abstract should be readable by an educated non-specialist.

Can I have my supervisor on my examination committee?
This varies by country and university. In the US, your supervisor is typically chair or member of your dissertation committee. In the UK, your supervisor is usually NOT on the examination panel (the viva is conducted by external examiners). In Australia and Canada, supervisor presence varies by institution. Check your university's specific policy.

What is "thesis by publication" and is it allowed?
Some universities allow PhD theses structured as a series of published or publishable journal articles, with a shared introduction and conclusion. This format is common in STEM and increasingly in social sciences. Allowed in many Australian, UK, and European universities. Less common in US humanities. Check your graduate school's policy and discuss with your supervisor before adopting this format.

Do I need to publish before submitting my thesis?
Not legally required, but increasingly common in competitive fields. Publishing 1-2 chapters as journal articles before submission strengthens your CV and demonstrates the research is publishable quality. Some "thesis by publication" formats require published or accepted articles. Check norms in your discipline and target post-PhD trajectory.

Will my PhD thesis be publicly accessible after submission?
Most universities deposit your thesis in their institutional repository and a national archive (ProQuest US, EThOS UK, Trove AUS, Library and Archives Canada). Open access is the default unless you request an embargo (typical reasons: pending journal publication, patent application, commercially sensitive content). Embargoes are usually 6 months to 5 years.