MLA
Thornwell, James Henley, 1812-1862. The state of the country : an article republished from The Southern Presbyterian Review. 1861. Civil War Imprints. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/808v9s4rb9-cor.
APA, 6th edition
Thornwell, James Henley, 1812-1862. (1861)[The state of the country : an article republished from The Southern Presbyterian Review]. Civil War Imprints, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/808v9s4rb9-cor.
Chicago
Thornwell, James Henley, 1812-1862, The state of the country : an article republished from The Southern Presbyterian Review, 1861, Civil War Imprints, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/808v9s4rb9-cor.