The Chicago Manual of Style Online has a wealth of very detailed information on formatting, source types, and citations.
Please note: If you are seeking the most concise citation guidelines for Chicago for a research project, make sure to select “Citation Quick Guide” (the top center box) on the home page of this resource.
Douglas D. Schumann Library & Learning Commons
Wentworth Institute of Technology
550 Huntington Avenue
Boston, MA 02115