MLA
Sherman, Ron. Klan Members Posing for Pictures at Ku Klux Klan Rally in Stone Mountain, Georgia. 1971. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 3, Folder 22. https://digital.library.emory.edu/purl/006sxksnh6-cor.
APA, 6th edition
Sherman, R. (1971). Klan members posing for pictures at Ku Klux Klan Rally in Stone Mountain, Georgia (Box 3, Folder 22) [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/006sxksnh6-cor.
Chicago
Sherman, Ron. “Klan Members Posing for Pictures at Ku Klux Klan Rally in Stone Mountain, Georgia.” Black-and-white photographs. Ron Sherman Photographs Collection, 1971. Box 3, Folder 22. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/006sxksnh6-cor.