MLA
Hughes, W. Hardin. Faculty and Staff, Groups - Botany Class Outside. 1950. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 14, Folder 6. https://digital.library.emory.edu/purl/9289ghx466-cor.
APA, 6th edition
Hughes, W. H. (1950). Faculty and staff, groups - Botany class outside (Box 14, Folder 6) [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/9289ghx466-cor.
Chicago
Hughes, W. Hardin. “Faculty and Staff, Groups - Botany Class Outside.” Black-and-white photographs. EU Office of Alumni Publications Photos Deposit Collection 1, 1950. Box 14, Folder 6. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/9289ghx466-cor.