MLA
Confederate General George Hume Steuart. 1861. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 17, Folder 20. https://digital.library.emory.edu/purl/8945qftvkz-cor.
APA, 6th edition
Confederate general George Hume Steuart (Box 17, Folder 20). (1861). [Cartes-de-visite (card photographs)]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/8945qftvkz-cor.
Chicago
“Confederate General George Hume Steuart.” Cartes-de-visite (card photographs). Civil War Collection, 1861. Box 17, Folder 20. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/8945qftvkz-cor.