MLA
Four Men with One Knee up and One Man on Piano. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 24. https://digital.library.emory.edu/purl/098z8w9gnj-cor.
APA, 6th edition
Four men with one knee up and one man on piano (Box 24). [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/098z8w9gnj-cor.
Chicago
“Four Men with One Knee up and One Man on Piano.” Black-and-white photographs. Robert Langmuir African American Photograph Collection, n.d. Box 24. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/098z8w9gnj-cor.