MLA
Duncan, Bob. Students, Classroom Groups, 1960s - Dr. Sebra Discussing The Prince with Students. Emory University. Office of Alumni Publications., 1966. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 19, Folder 5. https://digital.library.emory.edu/purl/7203xsj4nt-cor.
APA, 6th edition
Duncan, B. (1966). Students, classroom groups, 1960s - Dr. Sebra discussing The Prince with students (Box 19, Folder 5) [Black-and-white photographs]. Emory University. Office of Alumni Publications.; Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/7203xsj4nt-cor.
Chicago
Duncan, Bob. “Students, Classroom Groups, 1960s - Dr. Sebra Discussing The Prince with Students.” Black-and-white photographs. EU Office of Alumni Publications Photos Deposit Collection 2 . Emory University. Office of Alumni Publications., 1966. Box 19, Folder 5. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/7203xsj4nt-cor.