The Two Dissertation Moms

01 May 2026

Are You Citing Sources Correctly in Your Dissertation? How to Avoid Common Citation Mistakes

Citation errors can weaken the presentation of an otherwise strong dissertation. Missing publication details, inconsistent formatting, incorrect citations, and mismatches between in-text citations and reference lists can lead to revision requests before submission.

The rules depend on your required style manual. APA, Chicago, Turabian, and MLA differ in how they handle in-text citations, footnotes, reference lists, bibliographies, and source titles. Knowing which system your university requires is the first step toward getting your citations right.

 

Which Citation Style Should Your Dissertation or Thesis Use?

 

Your discipline can help you identify the likely style, but your university and department requirements take priority.

  • APA 7: Common in education, psychology, nursing, and other social and health sciences. It uses author-date in-text citations and a reference list.

  • Chicago: Offers Notes and Bibliography and Author-Date systems. The appropriate system depends on your discipline and institutional requirements.

  • Turabian: Adapts Chicago guidance for student research, including theses and dissertations. It also offers Notes and Bibliography and Author-Date systems.

  • MLA 9: Common in literature, languages, and related humanities fields. It uses in-text citations and a Works Cited list.

Confirm the required manual and edition before formatting your sources. Do not assume that a style is appropriate solely because it is common in your discipline.

 

How Citation Requirements Differ by Style

 

Chicago and Turabian

 

In the Notes and Bibliography system, sources are cited in footnotes or endnotes, with a bibliography generally included at the end. The first note usually provides fuller publication details, while later notes use a shortened citation. Bibliography entries follow a different format from notes.

For example, a book's first note typically begins with the author's first name, while the bibliography entry begins with the surname. Page references in notes identify the specific passage cited; bibliography entries provide the publication details for the work as a whole.

Do not assume that every source cited in a note must appear in a bibliography without checking the requirements for your system and source type.

 

APA 7

 

APA uses author-date citations in the text and a reference list. Direct quotations require a locator, usually a page number when available. Page numbers can also help readers locate specific passages in paraphrased material, although they are not generally required for paraphrases.

In the reference list, book and article titles generally use sentence case, while journal titles use title case and are italicized. Include a DOI when one is available and applicable, formatted as a DOI URL. APA 7 does not require the publisher's location for book references.

 

MLA 9

 

MLA generally uses the author's surname and a page number in parenthetical citations, without a comma between them. The Works Cited list provides the full publication details. MLA's container system helps identify where a source appears, such as an article published in a journal or a chapter in an edited book.

Works Cited entries use a hanging indent. Follow the MLA Handbook and your institution's guidelines for capitalization, punctuation, and source-specific details.

 

The Most Common Dissertation or Thesis Citation Mistakes

 

Check your dissertation for these recurring problems:

  • Inconsistent formatting: The same type of source is formatted differently in different chapters.

  • Missing publication details: Entries omit information required for that source type, such as a journal issue, page range, publisher, or DOI.

  • Incorrect punctuation: Commas, periods, quotation marks, and parentheses appear in the wrong places.

  • Mixing citation systems: The dissertation combines footnotes and author-date citations without a valid reason or institutional approval.

  • Incorrect shortened notes: Subsequent Chicago or Turabian notes do not follow the required shortened format.

  • Incorrect treatment of titles: Book titles, article titles, journal names, and chapter titles are italicized, capitalized, or punctuated incorrectly.

  • Broken or incomplete links: DOIs or URLs are missing when required, incorrectly transcribed, or no longer lead to the intended source.

  • Citation and reference-list mismatches: In-text citations have no corresponding reference entries, or reference-list entries are not cited in the text. In a Notes and Bibliography system, check the applicable bibliography requirements rather than assuming every note and bibliography entry must correspond one-to-one.

  • Unverified citation-generator output: Reference-management tools can save time, but imported metadata and automatically generated citations may contain errors.

 

How to Check Your Citations

 

Use your required style manual to verify each source type rather than relying on memory. Check author names, publication dates, titles, page numbers, publication details, punctuation, capitalization, italics, and DOI or URL information.

Citation generators can help organize references, but they should not be treated as the final authority. Verify their output against the required manual, particularly when you have imported sources from databases or websites.

Then compare your in-text citations or footnotes with the reference list, Works Cited list, or bibliography as required by your citation system. Check every chapter, including those written or revised at different stages of the project.

 

Dissertation or Thesis Citation Checklist

 

Before submission, confirm that you have:

  • Identified the correct style manual and edition.

  • Applied the appropriate citation system consistently.

  • Included all required information for each source type.

  • Checked punctuation, capitalization, italics, and shortened notes.

  • Verified DOIs and URLs where applicable.

  • Compared citations with the appropriate reference list or bibliography.

  • Reviewed citation-generator output rather than accepting it without checking.

 

Accurate citations help readers locate your sources and assess the scholarly foundation of your work. A final consistency review can catch errors that are easy to miss when you have been working on the same dissertation for months or years.

At The Two Dissertation Moms, our dissertation editing and formatting service includes reviewing citation consistency, reference-list formatting, and compliance with your required style manual and institutional guidelines.

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