MLA
Hill, William. Pep Rally - Students on the Bleachers. 1980. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 5, Folder 2. https://digital.library.emory.edu/purl/904dncjtjg-cor.
APA, 6th edition
Hill, W. (1980). Pep rally - Students on the bleachers (Box 5, Folder 2) [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/904dncjtjg-cor.
Chicago
Hill, William. “Pep Rally - Students on the Bleachers.” Black-and-white photographs. Emory University Office of Alumni Publications Photographs, 1980. Box 5, Folder 2. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/904dncjtjg-cor.