MLA
Hill, D. H. (Daniel Harvey), 1821-1889. Autograph of former Confederate general Daniel Harvey Hill on card (Charlotte, North Carolina). between 1865 and 1889. Civil War Collection. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/10966t1gqw-cor.
APA, 6th edition
Hill, D. H. (Daniel Harvey), 1821-1889. (between 1865 and 1889)[Autograph of former Confederate general Daniel Harvey Hill on card (Charlotte, North Carolina)]. Civil War Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/10966t1gqw-cor.
Chicago
Hill, D. H. (Daniel Harvey), 1821-1889, Autograph of former Confederate general Daniel Harvey Hill on card (Charlotte, North Carolina), between 1865 and 1889, Civil War Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/10966t1gqw-cor.