MLA
Group Shot of Nicely Dressed, Mostly African American Young Adults on Stairs of a Building. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 11. https://digital.library.emory.edu/purl/197xksn08d-cor.
APA, 6th edition
Group shot of nicely dressed, mostly African American young adults on stairs of a building (Box 11). [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/197xksn08d-cor.
Chicago
“Group Shot of Nicely Dressed, Mostly African American Young Adults on Stairs of a Building.” Black-and-white photographs. Robert Langmuir African American Photograph Collection, n.d. Box 11. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/197xksn08d-cor.