MLA
Miles, James Warley, 1818-1875. God in history : a discourse delivered before the graduating class of the College of Charleston on Sunday evening, March 19, 1863. 1863. Civil War Imprints. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/97634tmsqx-cor.
APA, 6th edition
Miles, James Warley, 1818-1875. (1863)[God in history : a discourse delivered before the graduating class of the College of Charleston on Sunday evening, March 19, 1863]. Civil War Imprints, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/97634tmsqx-cor.
Chicago
Miles, James Warley, 1818-1875, God in history : a discourse delivered before the graduating class of the College of Charleston on Sunday evening, March 19, 1863, 1863, Civil War Imprints, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/97634tmsqx-cor.