MLA
Students, Groups, 1940s-1950s - Sigma Chi Students in Costume. 1940. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 18, Folder 4. https://digital.library.emory.edu/purl/1504xgxdsw-cor.
APA, 6th edition
Students, groups, 1940s-1950s - Sigma Chi students in costume (Box 18, Folder 4). (1940). [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/1504xgxdsw-cor.
Chicago
“Students, Groups, 1940s-1950s - Sigma Chi Students in Costume.” Black-and-white photographs. EU Office of Alumni Publications Photos Deposit Collection 2 , 1940. Box 18, Folder 4. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/1504xgxdsw-cor.