MLA
Sherman, Ron. Groundbreaking of Martin Luther King Jr. Historic Site, Atlanta, Georgia by King Family. 1975. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 3, Folder 35. https://digital.library.emory.edu/purl/221tdz0941-cor.
APA, 6th edition
Sherman, R. (1975). Groundbreaking of Martin Luther King Jr. historic site, Atlanta, Georgia by King Family (Box 3, Folder 35) [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/221tdz0941-cor.
Chicago
Sherman, Ron. “Groundbreaking of Martin Luther King Jr. Historic Site, Atlanta, Georgia by King Family.” Black-and-white photographs. Ron Sherman Photographs Collection, 1975. Box 3, Folder 35. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/221tdz0941-cor.