MLA
Annual Report of the New Orleans, Opelousas & Great Western Railroad Company, to the Governor of the State of Louisiana. J.M. Taylor, state printer, 1861. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/515bcc2jwh-cor.
APA, 6th edition
Annual report of the New Orleans, Opelousas & Great Western Railroad Company, to the governor of the state of Louisiana. (1861). [Southern imprint]. J.M. Taylor, state printer; Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/515bcc2jwh-cor.
Chicago
“Annual Report of the New Orleans, Opelousas & Great Western Railroad Company, to the Governor of the State of Louisiana.” Southern imprint. Civil War Imprints. Baton Rouge: J.M. Taylor, state printer, 1861. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/515bcc2jwh-cor.