MLA
Ben Hart and Leroy Baker, African American Soldiers. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 20. https://digital.library.emory.edu/purl/170msbccdt-cor.
APA, 6th edition
Ben Hart and Leroy Baker, African American soldiers (Box 20). [Photographic postcards]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/170msbccdt-cor.
Chicago
“Ben Hart and Leroy Baker, African American Soldiers.” Photographic postcards. Langmuir Deposit - Sept 2020, n.d. Box 20. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/170msbccdt-cor.