MLA
A Portrait of an African American Man Wearing a Suit and Hat. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 50. https://digital.library.emory.edu/purl/95269p8d4n-cor.
APA, 6th edition
A portrait of an African American man wearing a suit and hat (Box 50). [Card photographs (photographs)]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/95269p8d4n-cor.
Chicago
“A Portrait of an African American Man Wearing a Suit and Hat.” Card photographs (photographs). Robert Langmuir African American Photograph Collection, n.d. Box 50. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/95269p8d4n-cor.