MLA
People on a Horse Drawn Cart, with a Young Man Holding the Horse. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 1. https://digital.library.emory.edu/purl/3655dv41sw-cor.
APA, 6th edition
People on a horse drawn cart, with a young man holding the horse (Box 1). [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/3655dv41sw-cor.
Chicago
“People on a Horse Drawn Cart, with a Young Man Holding the Horse.” Black-and-white photographs. Robert Langmuir African American Photograph Collection, n.d. Box 1. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/3655dv41sw-cor.