MLA
Mitchell, Gerald, Jr. Performing Arts: Skits-o-Frenia - Xi Psi Phi Student in Costume. 1940. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 23, Folder 4. https://digital.library.emory.edu/purl/078gf1vjfn-cor.
APA, 6th edition
Mitchell, G., Jr. (1940). Performing arts: Skits-o-Frenia - Xi Psi Phi student in costume (Box 23, Folder 4) [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/078gf1vjfn-cor.
Chicago
Mitchell, Gerald, Jr. “Performing Arts: Skits-o-Frenia - Xi Psi Phi Student in Costume.” Black-and-white photographs. EU Office of Alumni Publications Photos Deposit Collection 2 , 1940. Box 23, Folder 4. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/078gf1vjfn-cor.