MLA
Portrait of a Man in a Suit Standing next to a Woman in a Dress Wearing a Long Necklace. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 8. https://digital.library.emory.edu/purl/023vt4b8nh-cor.
APA, 6th edition
Portrait of a man in a suit standing next to a woman in a dress wearing a long necklace (Box 8). [Card photographs (photographs)]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/023vt4b8nh-cor.
Chicago
“Portrait of a Man in a Suit Standing next to a Woman in a Dress Wearing a Long Necklace.” Card photographs (photographs). Robert Langmuir African American Photograph Collection, n.d. Box 8. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/023vt4b8nh-cor.