MLA
Parsells, Mark. Commencement, 1970s and 1980s - Mortar Board Members. 1979. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 4, Folder 5. https://digital.library.emory.edu/purl/692t4b8hff-cor.
APA, 6th edition
Parsells, M. (1979). Commencement, 1970s and 1980s - Mortar Board members (Box 4, Folder 5) [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/692t4b8hff-cor.
Chicago
Parsells, Mark. “Commencement, 1970s and 1980s - Mortar Board Members.” Black-and-white photographs. Emory University Office of Alumni Publications Photographs, 1979. Box 4, Folder 5. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/692t4b8hff-cor.