MLA
Hillman, J. H. An African American Man Standing at a Fence, Holding a Hat. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 61. https://digital.library.emory.edu/purl/320sqv9s7h-cor.
APA, 6th edition
Hillman, J. H. An African American man standing at a fence, holding a hat (Box 61) [Card photographs (photographs)]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/320sqv9s7h-cor.
Chicago
Hillman, J. H. “An African American Man Standing at a Fence, Holding a Hat.” Card photographs (photographs). Robert Langmuir African American Photograph Collection, n.d. Box 61. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/320sqv9s7h-cor.