MLA
8 Year Old Girl, Sitting on a Rock. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 4. https://digital.library.emory.edu/purl/716pzgmshm-cor.
APA, 6th edition
8 year old girl, sitting on a rock (Box 4). [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/716pzgmshm-cor.
Chicago
“8 Year Old Girl, Sitting on a Rock.” Black-and-white photographs. Robert Langmuir African American Photograph Collection, n.d. Box 4. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/716pzgmshm-cor.