MLA
Studio., Eagle. Portrait of Man in Suit with Two Pins. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 16. https://digital.library.emory.edu/purl/979h44j19g-cor.
APA, 6th edition
Studio., E. Portrait of man in suit with two pins (Box 16) [Card photographs (photographs)]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/979h44j19g-cor.
Chicago
Studio., Eagle. “Portrait of Man in Suit with Two Pins.” Card photographs (photographs). Robert Langmuir African American Photograph Collection, n.d. Box 16. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/979h44j19g-cor.