MLA
Young African American Boy Wearing a Suit Seated with His Legs Crossed on a Round Stool in a Living Room. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 6. https://digital.library.emory.edu/purl/1741rn8pqx-cor.
APA, 6th edition
Young African American boy wearing a suit seated with his legs crossed on a round stool in a living room (Box 6). [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/1741rn8pqx-cor.
Chicago
“Young African American Boy Wearing a Suit Seated with His Legs Crossed on a Round Stool in a Living Room.” Black-and-white photographs. Robert Langmuir African American Photograph Collection, n.d. Box 6. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/1741rn8pqx-cor.