MLA
African American Man Standing While Holding a Hat on His Side, While Wearing a Suit, in Front of a Set of Stairs. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 74. https://digital.library.emory.edu/purl/535t76hdtv-cor.
APA, 6th edition
African American man standing while holding a hat on his side, while wearing a suit, in front of a set of stairs (Box 74). [Photographic postcards]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/535t76hdtv-cor.
Chicago
“African American Man Standing While Holding a Hat on His Side, While Wearing a Suit, in Front of a Set of Stairs.” Photographic postcards. Robert Langmuir African American Photograph Collection, n.d. Box 74. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/535t76hdtv-cor.