MLA
Young African American Men Mop the Sidewalk in St. Louis, Missouri. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 4. https://digital.library.emory.edu/purl/334fn2z39r-cor.
APA, 6th edition
Young African American men mop the sidewalk in St. Louis, Missouri (Box 4). [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/334fn2z39r-cor.
Chicago
“Young African American Men Mop the Sidewalk in St. Louis, Missouri.” Black-and-white photographs. Robert Langmuir African American Photograph Collection, n.d. Box 4. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/334fn2z39r-cor.