MLA
Browne, Geo. Y. (George Y.). Browne's arithmetical tables : combined with easy lessons in mental arithmetic for beginners. 1865. Civil War Imprints. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/160cvdngs8-cor.
APA, 6th edition
Browne, Geo. Y. (George Y.). (1865)[Browne's arithmetical tables : combined with easy lessons in mental arithmetic for beginners]. Civil War Imprints, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/160cvdngs8-cor.
Chicago
Browne, Geo. Y. (George Y.), Browne's arithmetical tables : combined with easy lessons in mental arithmetic for beginners, 1865, Civil War Imprints, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/160cvdngs8-cor.