MLA
Parris, E. Seated Side Portrait of an African American Man in a Suit. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 17. https://digital.library.emory.edu/purl/938jdfn389-cor.
APA, 6th edition
Parris, E. Seated side portrait of an African American man in a suit (Box 17) [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/938jdfn389-cor.
Chicago
Parris, E. “Seated Side Portrait of an African American Man in a Suit.” Black-and-white photographs. Robert Langmuir African American Photograph Collection, n.d. Box 17. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/938jdfn389-cor.