MLA
Jackson, Joseph T. Law School - Cowboy Hat on a Bust. 1960. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 10, Folder 10. https://digital.library.emory.edu/purl/00000000n5-cor.
APA, 6th edition
Jackson, J. T. (1960). Law School - Cowboy hat on a bust (Box 10, Folder 10) [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/00000000n5-cor.
Chicago
Jackson, Joseph T. “Law School - Cowboy Hat on a Bust.” Black-and-white photographs. EU Office of Alumni Publications Photos Deposit Collection 1, 1960. Box 10, Folder 10. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/00000000n5-cor.