MLA
Anthony Dailey, African American Soldier on Leave, Holding a Firearm. 1919. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 20. https://digital.library.emory.edu/purl/501pg4f54z-cor.
APA, 6th edition
Anthony Dailey, African American soldier on leave, holding a firearm (Box 20). (1919). [Photographic postcards]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/501pg4f54z-cor.
Chicago
“Anthony Dailey, African American Soldier on Leave, Holding a Firearm.” Photographic postcards. Langmuir Deposit - Sept 2020, 1919. Box 20. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/501pg4f54z-cor.