MLA
Cornett, George. Commencement, Pre-1940 - College Presidents and Vice President. 1932. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 4, Folder 1. https://digital.library.emory.edu/purl/907tmpg50f-cor.
APA, 6th edition
Cornett, G. (1932). Commencement, pre-1940 - College presidents and vice president (Box 4, Folder 1) [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/907tmpg50f-cor.
Chicago
Cornett, George. “Commencement, Pre-1940 - College Presidents and Vice President.” Black-and-white photographs. Emory University Office of Alumni Publications Photographs, 1932. Box 4, Folder 1. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/907tmpg50f-cor.