MLA
Brothers., Russell. Where's Papa? : African American Woman Holding Two Infants on Her Lap. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 28. https://digital.library.emory.edu/purl/054kkwh752-cor.
APA, 6th edition
Brothers., R. Where's Papa? : African American woman holding two infants on her lap (Box 28) [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/054kkwh752-cor.
Chicago
Brothers., Russell. “Where's Papa? : African American Woman Holding Two Infants on Her Lap.” Black-and-white photographs. Robert Langmuir African American Photograph Collection, n.d. Box 28. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/054kkwh752-cor.