MLA
Tharp, Gil. Business School - Man Speaks to Audience. 1969. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 8, Folder 1. https://digital.library.emory.edu/purl/549g4f4rcs-cor.
APA, 6th edition
Tharp, G. (1969). Business School - Man speaks to audience (Box 8, Folder 1) [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/549g4f4rcs-cor.
Chicago
Tharp, Gil. “Business School - Man Speaks to Audience.” Black-and-white photographs. Emory University Office of Alumni Publications Photographs, 1969. Box 8, Folder 1. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/549g4f4rcs-cor.