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Chicago Citation Style, 18th Edition

A University of Lethbridge Library guide to Chicago Manual of Style citations.

Chicago Manual of Style

The Chicago Manual of Style is a style guide published by the University of Chicago Press. Its recommendations for editorial practice, covering grammar, diction, spelling, document formatting, and citation, are widely used in publishing, particularly in the humanities. This guide focuses on the citation guidelines presented in the Manual, providing examples of citations for a wide variety of sources. It follows the 18th edition of the Manual, issued in 2024.

You can navigate to the citation examples through the "Guide Contents" list on the left, the tabs across the top of the guide, or these links:

Be sure to check out the general guidelines page as well for general rules on writing notes (footnotes and endnotes) and bibliography entries. The plagiarism page offers information to help you understand what plagiarism is and how to avoid it.

Should you have a citation problem that this guide doesn't answer, it is best to consult the actual Manual for more information. Also, don't forget that you can ask one of our helpful library staff any citation or research-related question (see the library help section on the right).
 

    

     The Chicago Manual of Style Online

     This is the electronic version of the ManualPage numbers are
       not included, so you must 
navigate by section numbers (e.g., 14.84).

 

    

      The Chicago Manual of Style (Print)
        This is the print version of the Manual. For the
        online version, follow the link above.


 

Other Helpful Resources

Acknowledgement

This guide borrows some examples from The Chicago Manual of Style Online and Red Deer College's Chicago Citation Style guide. Purdue University's Online Writing Lab was also frequently consulted.