The Chicago Manual of Style (CMOS) covers a variety of topics from manuscript preparation and publication to grammar, usage, and documentation. In general, Chicago-style citations use either an author-date format or numbered notes and a bibliography.That means there are specific ways to number your pages, create your title page, and establish headings, in addition to citing material from other authors. Chicago Style Guide. Examples on this page were created using the Chicago Manual of Style 17th edition (2017) notes and bibliography format. Chicago-style citations utilize two distinct formats: the notes and bibliography format and the author-date format. The examples on this page are in the Author-Date system. Other subheadings form divisions or units within the larger category of the heading, as in the second ex- ample. Both kinds can be used within one index. Each new piece of information appears on a new line.