MLA
Cincinnatus. Address of the Atlanta Register to the People of the Confederate States. Geo. B. Mitchell, 1864. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/617qnk9d2x-cor.
APA, 6th edition
C. (1864). Address of the Atlanta register to the people of the Confederate States. [Southern imprint]. Geo. B. Mitchell; Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/617qnk9d2x-cor.
Chicago
Cincinnatus. “Address of the Atlanta Register to the People of the Confederate States.” Southern imprint. Civil War Imprints. Atlanta, Ga.|Augusta, Ga.: Geo. B. Mitchell, 1864. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/617qnk9d2x-cor.