MLA
Layton, G. E. Students, Groups, 1940s-1950s - Students at Coat Check. 1940. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 19, Folder 1. https://digital.library.emory.edu/purl/064tht779x-cor.
APA, 6th edition
Layton, G. E. (1940). Students, groups, 1940s-1950s - Students at coat check (Box 19, Folder 1) [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/064tht779x-cor.
Chicago
Layton, G. E. “Students, Groups, 1940s-1950s - Students at Coat Check.” Black-and-white photographs. EU Office of Alumni Publications Photos Deposit Collection 2 , 1940. Box 19, Folder 1. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/064tht779x-cor.