MLA
Duncan, Bob. Students Studying, 1960s - Student Studying at Cafe Table. 1960. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 20, Folder 1. https://digital.library.emory.edu/purl/97634tmq7b-cor.
APA, 6th edition
Duncan, B. (1960). Students studying, 1960s - Student studying at cafe table (Box 20, Folder 1) [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/97634tmq7b-cor.
Chicago
Duncan, Bob. “Students Studying, 1960s - Student Studying at Cafe Table.” Black-and-white photographs. EU Office of Alumni Publications Photos Deposit Collection 2 , 1960. Box 20, Folder 1. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/97634tmq7b-cor.