MLA
Leverett, Charles E. (Charles Edward). The Southern Confederacy arithmetic : for common schools and academies, with a practical system of bookkeeping by single entry. 1864. Civil War Imprints. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/9182jm67f7-cor.
APA, 6th edition
Leverett, Charles E. (Charles Edward). (1864)[The Southern Confederacy arithmetic : for common schools and academies, with a practical system of bookkeeping by single entry]. Civil War Imprints, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/9182jm67f7-cor.
Chicago
Leverett, Charles E. (Charles Edward), The Southern Confederacy arithmetic : for common schools and academies, with a practical system of bookkeeping by single entry, 1864, Civil War Imprints, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/9182jm67f7-cor.