MLA
Pushball - Freshman Sophomore Pushball Fight. 1950. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 5, Folder 4. https://digital.library.emory.edu/purl/501pg4f5cx-cor.
APA, 6th edition
Pushball - Freshman Sophomore pushball fight (Box 5, Folder 4). (1950). [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/501pg4f5cx-cor.
Chicago
“Pushball - Freshman Sophomore Pushball Fight.” Black-and-white photographs. Emory University Office of Alumni Publications Photographs, 1950. Box 5, Folder 4. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/501pg4f5cx-cor.