CMS citations consist of superscript numbers in the text of the paper that refer readers to notes with corresponding numbers either at the foot of the page (footnotes) or at the end of the paper (endnotes).
text
Governor John Andrew was not allowed to recruit black soldiers from out of state. “Ostensibly,” writes Peter Burchard, “no recruiting was done outside Massachusetts, but it was an open secret that Andrew’s agents were working far and wide.”1
note
Peter Burchard, One Gallant Rush: Robert Gould Shaw and His Brave Black Regiment (New York: St. Martin’s, 1965), 85.
For detailed advice on using CMS-style notes, see CMS-4. When you use footnotes or endnotes, you will usually need to provide a bibliography as well.
bibliography entry
Burchard, Peter. One Gallant Rush: Robert Gould Shaw and His Brave Black Regiment. New York: St. Martin’s, 1965.