MLA
Man and Boy Sitting on Grass . Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 11. https://digital.library.emory.edu/purl/6149p8czh1-cor.
APA, 6th edition
Man and boy sitting on grass (Box 11). [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/6149p8czh1-cor.
Chicago
“Man and Boy Sitting on Grass .” Black-and-white photographs. Robert Langmuir African American Photograph Collection, n.d. Box 11. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/6149p8czh1-cor.