MLA
African American Man Standing with One Hand in His Pocket, Wearing a Suit and Hat. 1929. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 72. https://digital.library.emory.edu/purl/0924b8gtkr-cor.
APA, 6th edition
African American man standing with one hand in his pocket, wearing a suit and hat (Box 72). (1929). [Photographic postcards]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/0924b8gtkr-cor.
Chicago
“African American Man Standing with One Hand in His Pocket, Wearing a Suit and Hat.” Photographic postcards. Robert Langmuir African American Photograph Collection, 1929. Box 72. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/0924b8gtkr-cor.