MLA
DuBose, R. E. L. 1906. Oxford College Library (Oxford, Ga.), OP 1906. https://digital.library.emory.edu/purl/450gtht86g-cor.
APA, 6th edition
DuBose, R. E. L. (OP 1906). (1906). [Black-and-white photographs]. Oxford College Library (Oxford, Ga.). https://digital.library.emory.edu/purl/450gtht86g-cor.
Chicago
“DuBose, R. E. L.” Black-and-white photographs. Early Emory College Photographs, 1906. OP 1906. Oxford College Library (Oxford, Ga.). https://digital.library.emory.edu/purl/450gtht86g-cor.