Chicago Manual of Style, 16th ed.
The Chicago Manual of Style (CMS) covers both the Notes-Bibliography System (NB), used primarily in the humanities and the Author-Date System (AD), used primarily in the social sciences. As of 2015, the AD System replaces the American Anthropological Association’s AAA Style Guide.
It’s available in hardcopy at ODY under the call number Ref Z253 .U69 2010.
It’s available full text online at http://www.chicagomanualofstyle.org/16/contents.html.
Perdue University’s useful OWL citation quick guide is available at