Citing your sources may seem tedious, but it's important to cite because:
Chicago style can be used in two different ways, either with endnotes/footnotes and bibliography (NB) or with in-text citations using the author and date (AD) of resources to refer a reader to full citations in the bibliography. Each method is favored by a different group of scholars. The NB method is usually preferred by those in the arts and humanities, while the AD is preferred by those in the social sciences.
Chicago style is most commonly used to cite sources within the social sciences, arts and humanities. These resources, revised according to the 16th edition of the The Chicago Manual of Style, offer examples for the general format of Chicago style research papers, in-text citations, endnotes/footnotes, and bibliographies: