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Chicago Author-Date Citation Style

Unpublished Material

Manuscript and Archival Collections

The reference list entry provides the name of the manuscript collection and name of the depository, while dates and file numbers are included in the text.  It should be noted that citations of collections consulted online (which remain a relative rarity given the cost of digitizing the miscellaneous, nonstandard items typical of most manuscript collections) will usually be the same as citations of physical collections, aside from the addition of a URL or DOI.

Reference list

Androscoggin River Studies. Walter A. Lawrance Papers. Edmund S. Muskie Archives and Special Collections Library, Bates College, Lewiston, Maine. 

In text

In the 1973 report (Androscoggin River Studies, box 6 folder 3), Lawrance described...

Interviews and Personal Communications

Interviews and other personal communications are identified as personal communication, pers. comm. email to the author, etc., only in the parenthetical citation. The date is included if it is not identified in the text. Such communications are not included in the reference list unless they are published.

In text

(Chris Schiff, personal communication, November 18, 2015)

An interview that has already been published or broadcast is treated like an article in a journal or a chapter in a book. Interviews consulted online should include a URL or similar identifier and, for audiovisual materials, an indication of the medium.

Steinke, Darcy. 2007. Interview by Sam Tanenhaus and Dwight Garner, New York Times Book Review, podcast audio, April 22, 2007, http://podcasts.nytimes.com/podcasts/2007/04/20/21bookupdate.mp3.

Class Lectures

Lectures given in a class are cited as any lecture, with the speaker, title, location, and date required. 

Note Number. Presenter Name, "Title" (class lecture, [location], [date]). 

1. Lisa Maurizio, "Trigger Warnings and Classical Texts" (class lecture, Bates College, Lewiston, ME, October 9, 2015).

Legal and Public Documents

Legal and public documents, including court cases, legislation, and other government documents have special citation forms based on The Bluebook: A Uniform System of Citation. CMS accounts for certain basic rules of citation, but defaults to The Bluebook. A copy of this guide is available in the Bates Reference collection on the first floor.