MLA
Austin, Manning C. 1899. Oxford College Library (Oxford, Ga.), OP 1899. https://digital.library.emory.edu/purl/890rr4xhxm-cor.
APA, 6th edition
Austin, Manning C. (OP 1899). (1899). [Black-and-white photographs]. Oxford College Library (Oxford, Ga.). https://digital.library.emory.edu/purl/890rr4xhxm-cor.
Chicago
“Austin, Manning C.” Black-and-white photographs. Early Emory College Photographs, 1899. OP 1899. Oxford College Library (Oxford, Ga.). https://digital.library.emory.edu/purl/890rr4xhxm-cor.