MLA
African American Soldiers Posing in Front of a Door. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 20. https://digital.library.emory.edu/purl/11615dv4f9-cor.
APA, 6th edition
African American soldiers posing in front of a door (Box 20). [Photographic postcards]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/11615dv4f9-cor.
Chicago
“African American Soldiers Posing in Front of a Door.” 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/11615dv4f9-cor.