Chicago or CMOS (Chicago Manual of Style) format is mostly used for literature, history, and the arts. It has two different systems for citation: a note and bibliographic (NB) system and an author-date (AD) system. The Chicago Manual of Style is currently in its seventeenth edition. For further resources, please see:
The examples from this subject guide can be attributed to Purdue Owl & A Manual for Wrtiers:
The Writing Lab and OWL at Purdue and Purdue U. 2008. The Purdue OWL Family of Site. Accessed December 12, 2018, from http://owl.english.purdue.edu/owl/
Turabian, Kate. 2013. A Manual for Writers of research papers, theses, and dissertations. 8th ed. Chicago: University of Chicago Press.