Chicago Manual of Style Ciation Quickguide from the Publisher"The Chicago Manual of Style presents two basic documentation systems: (1) notes and bibliography and (2) author-date. Choosing between the two often depends on subject matter and the nature of sources cited, as each system is favored by different groups of scholars.. .The notes and bibliography style is preferred by many in the humanities, including those in literature, history, and the arts.. . The author-date system has long been used by those in the physical, natural, and social sciences."
