MLA
Five African American Boys Seated in a Semi-Circle in Front of a Yucca on Grass. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 45. https://digital.library.emory.edu/purl/52908kprwj-cor.
APA, 6th edition
Five African American boys seated in a semi-circle in front of a yucca on grass (Box 45). [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/52908kprwj-cor.
Chicago
“Five African American Boys Seated in a Semi-Circle in Front of a Yucca on Grass.” Black-and-white photographs. Robert Langmuir African American Photograph Collection, n.d. Box 45. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/52908kprwj-cor.