MLA
Robertson, Aubie. 1902. Oxford College Library (Oxford, Ga.), OP 1902. https://digital.library.emory.edu/purl/99351c5bzt-cor.
APA, 6th edition
Robertson, Aubie (OP 1902). (1902). [Black-and-white photographs]. Oxford College Library (Oxford, Ga.). https://digital.library.emory.edu/purl/99351c5bzt-cor.
Chicago
“Robertson, Aubie.” Black-and-white photographs. Early Emory College Photographs, 1902. OP 1902. Oxford College Library (Oxford, Ga.). https://digital.library.emory.edu/purl/99351c5bzt-cor.