MLA
An African American Man Standing in Front of a Store Window with Signs. 1937. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 72. https://digital.library.emory.edu/purl/293gxd255x-cor.
APA, 6th edition
An African American man standing in front of a store window with signs (Box 72). (1937). [Photographic postcards]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/293gxd255x-cor.
Chicago
“An African American Man Standing in Front of a Store Window with Signs.” Photographic postcards. Robert Langmuir African American Photograph Collection, 1937. Box 72. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/293gxd255x-cor.