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How to Cite Wikipedia in Bluebook (21st edition)

Learn how to cite Wikipedia articles and wiki entries in Bluebook format (21st edition). This guide includes the reference list format, in-text citation examples, and key formatting rules.

Bluebook Bibliography Format

Here is the standard Bluebook format for citing Wikipedia in your bibliography:

Bluebook Example for Wikipedia

Bluebook does not give Wikipedia an entry in the bibliography — it is cited in a note only. Here is that note, formatted by the official Bluebook CSL style definition:

Citation, Wikipedia (2024), https://en.wikipedia.org/w/index.php?title=Citation&oldid=1234567890.

Step-by-Step Guide

  1. Gather source information: Collect the author name, title, publication date, and URL or DOI for your Wikipedia.
  2. Format the reference: Arrange the elements following the Bluebook (21st edition) template shown above.
  3. Create the in-text citation: Add a parenthetical or narrative citation in your paper where you reference this source.
  4. Add to your bibliography: Include the full formatted citation at the end of your paper.
  5. Double-check formatting: Verify italics, punctuation, capitalization, and hanging indents match Bluebook requirements.

Evidence and review notes

Worked examples are generated by citeproc from the published CSL definition, not written by a language model.

CSL style record: bluebook.csl

Frequently Asked Questions

How do I cite Wikipedia in Bluebook?
To cite Wikipedia in Bluebook (21st edition), include the author, title, date, and source location. Use our free citation generator for automatic formatting.
What is the Bluebook format for Wikipedia citation?
The Bluebook format requires specific elements like author, title, date, and source location arranged in a particular order.
What does the in-text citation look like for Wikipedia in Bluebook?
In Bluebook, the in-text citation for the example above is Citation, Wikipedia (2024), https://en.wikipedia.org/w/index.php?title=Citation&oldid=1234567890.

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Cite Wikipedia in Other Styles

Cite Other Sources in Bluebook

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