MLA
Portrait of an African American Man in a Suit and Overcoat with a Bow Tie and Eyeglasses. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 17. https://digital.library.emory.edu/purl/423612jmjc-cor.
APA, 6th edition
Portrait of an African American man in a suit and overcoat with a bow tie and eyeglasses (Box 17). [Card photographs (photographs)]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/423612jmjc-cor.
Chicago
“Portrait of an African American Man in a Suit and Overcoat with a Bow Tie and Eyeglasses.” Card photographs (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/423612jmjc-cor.