MLA
Palmer, B. M. (Benjamin Morgan), 1818-1902. A discourse commemorative of the life, character, and genius of the late Rev. J. H. Thornwell, D.D., LL. D., professor of didactic and polemic theology in the Theological Seminary at Columbia, S.C.. 1862. Civil War Imprints. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/97634tmsz3-cor.
APA, 6th edition
Palmer, B. M. (Benjamin Morgan), 1818-1902. (1862)[A discourse commemorative of the life, character, and genius of the late Rev. J. H. Thornwell, D.D., LL. D., professor of didactic and polemic theology in the Theological Seminary at Columbia, S.C.]. Civil War Imprints, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/97634tmsz3-cor.
Chicago
Palmer, B. M. (Benjamin Morgan), 1818-1902, A discourse commemorative of the life, character, and genius of the late Rev. J. H. Thornwell, D.D., LL. D., professor of didactic and polemic theology in the Theological Seminary at Columbia, S.C., 1862, Civil War Imprints, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/97634tmsz3-cor.