MLA
Northrop, Claudian Bird, 1812-1865. Political remarks. 1861. Civil War Imprints. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/7784j0zsn2-cor.
APA, 6th edition
Northrop, Claudian Bird, 1812-1865. (1861)[Political remarks]. Civil War Imprints, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/7784j0zsn2-cor.
Chicago
Northrop, Claudian Bird, 1812-1865, Political remarks, 1861, Civil War Imprints, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/7784j0zsn2-cor.