MLA
An African American Man Standing Outside a House next to Stairs and a Plant. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 72. https://digital.library.emory.edu/purl/1848pk0p47-cor.
APA, 6th edition
An African American man standing outside a house next to stairs and a plant (Box 72). [Photographic postcards]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/1848pk0p47-cor.
Chicago
“An African American Man Standing Outside a House next to Stairs and a Plant.” Photographic postcards. Robert Langmuir African American Photograph Collection, n.d. Box 72. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/1848pk0p47-cor.