MLA
Sufkin, Gordon. Fraternity Candidates - Group Portrait of Beta Gamma Sigma Members. 1930. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 17, Folder 1. https://digital.library.emory.edu/purl/8601zcrk5v-cor.
APA, 6th edition
Sufkin, G. (1930). Fraternity Candidates - Group portrait of Beta Gamma Sigma members (Box 17, Folder 1) [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/8601zcrk5v-cor.
Chicago
Sufkin, Gordon. “Fraternity Candidates - Group Portrait of Beta Gamma Sigma Members.” Black-and-white photographs. EU Office of Alumni Publications Photos Deposit Collection 1, 1930. Box 17, Folder 1. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/8601zcrk5v-cor.