MLA
The Army Hymn-Book. 2Nd edition., Presbyterian Committee of Publication, 1864. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/177fqz64gc-cor.
APA, 6th edition
The army hymn-book. (2nd edition.). (1864). [Southern imprint, Hymnals.]. Presbyterian Committee of Publication; Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/177fqz64gc-cor.
Chicago
“The Army Hymn-Book.” Southern imprint, Hymnals. Civil War Imprints. Richmond, Va.: Presbyterian Committee of Publication, 1864. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/177fqz64gc-cor.