MLA
Sherman, Ron. George Wallace at Governors' Conference [?]. 1971. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 4, Folder 64. https://digital.library.emory.edu/purl/938jdfn3g7-cor.
APA, 6th edition
Sherman, R. (1971). George Wallace at governors' conference [?] (Box 4, Folder 64) [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/938jdfn3g7-cor.
Chicago
Sherman, Ron. “George Wallace at Governors' Conference [?].” Black-and-white photographs. Ron Sherman Photographs Collection, 1971. Box 4, Folder 64. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/938jdfn3g7-cor.