Chicago Manual of Style Online

Chicago Manual of Style Online
Note:

A new edition (17th) of the Chicago Manual of Style (CMOS) will be released September 2017. The Announcement and What's New in CMOS 17.

Description:
Provides guidance on citing sources, reference formats, grammar and usage, and manuscript production. Both the 15th (2003) and 16th (2010) editions are available online. A new 17th (2017) edition will be available this September at which time the 15th (2003) edition will no longer be available. 

Note that there are two formats in Chicago style: notes with bibliography, used for the humanities and some social sciences, and parenthetical citations with reference list, used predominantly by the physical, natural, and social sciences.
Publisher:University of Chicago Press
URL:
Alternative:Chicago manual of style | CMOS
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