Visit Purdue University's Online Writing Laboratory, with examples of citations to books, journals and other types of documents. The summary is based on The Chicago Manual of Style 16th ed. (2010).
The Chicago Manual of Style, published by the University of Chicago Press, is a standard guide to citation practice. The online version provides, in completely searchable form, the full contents of the 17th edition.
Access the Complete Chicago Manual of Style 17th edition, a Q&A page, and tools for preparing your manuscript.