MLA
Man with Guitar and Three People with a Microphone in Front of Sitting People on Stage. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 24. https://digital.library.emory.edu/purl/989r2280kx-cor.
APA, 6th edition
Man with guitar and three people with a microphone in front of sitting people on stage (Box 24). [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/989r2280kx-cor.
Chicago
“Man with Guitar and Three People with a Microphone in Front of Sitting People on Stage.” 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/989r2280kx-cor.