MLA
Campbell, William A., active 19th century. The child's first book. 1864. Civil War Imprints. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/706g1jwx9z-cor.
APA, 6th edition
Campbell, William A., active 19th century. (1864)[The child's first book]. Civil War Imprints, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/706g1jwx9z-cor.
Chicago
Campbell, William A., active 19th century, The child's first book, 1864, Civil War Imprints, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/706g1jwx9z-cor.