MLA
Thompson, Darrell. Business School - Portrait Photograph of Thomas D. Mara. 1960. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 8, Folder 2. https://digital.library.emory.edu/purl/112m63xt5m-cor.
APA, 6th edition
Thompson, D. (1960). Business School - Portrait photograph of Thomas D. Mara (Box 8, Folder 2) [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/112m63xt5m-cor.
Chicago
Thompson, Darrell. “Business School - Portrait Photograph of Thomas D. Mara.” Black-and-white photographs. Emory University Office of Alumni Publications Photographs, 1960. Box 8, Folder 2. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/112m63xt5m-cor.