MLA
Smith, M. Man Writing on a Paper on a Desk, with Other Men Watching Him. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 38. https://digital.library.emory.edu/purl/409j3tx9bf-cor.
APA, 6th edition
Smith, M. Man writing on a paper on a desk, with other men watching him (Box 38) [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/409j3tx9bf-cor.
Chicago
Smith, M. “Man Writing on a Paper on a Desk, with Other Men Watching Him.” Black-and-white photographs. Robert Langmuir African American Photograph Collection, n.d. Box 38. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/409j3tx9bf-cor.