MLA
Circular No. 36. [publisher not identified], 1864. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/607gqnkdfb-cor.
APA, 6th edition
Circular no. 36. (1864). [Southern imprint]. [publisher not identified]; Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/607gqnkdfb-cor.
Chicago
“Circular No. 36.” Southern imprint. Civil War Imprints. [Macon, Ga.]: [publisher not identified], 1864. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/607gqnkdfb-cor.