MLA
Caesar, Julius. Caesar's Commentaries on the Gallic War, with a Vocabulary and Notes. Published by Sterling, Campbell & Albright, 1864. Emory University. General Libraries. https://digital.library.emory.edu/purl/863fxpp0g2-cor.
APA, 6th edition
Caesar, J. (1864). Caesar's Commentaries on the Gallic war, with a vocabulary and notes [Southern imprint]. Published by Sterling, Campbell & Albright; Emory University. General Libraries. https://digital.library.emory.edu/purl/863fxpp0g2-cor.
Chicago
Caesar, Julius. “Caesar's Commentaries on the Gallic War, with a Vocabulary and Notes.” Southern imprint. Civil War Imprints. Greensboro, N.C.: Published by Sterling, Campbell & Albright, 1864. Emory University. General Libraries. https://digital.library.emory.edu/purl/863fxpp0g2-cor.