MLA
An African American Man in a Long Coat and a Hat Posing in Front of a Barred Window. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 72. https://digital.library.emory.edu/purl/709w0vt4dr-cor.
APA, 6th edition
An African American man in a long coat and a hat posing in front of a barred window (Box 72). [Photographic postcards]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/709w0vt4dr-cor.
Chicago
“An African American Man in a Long Coat and a Hat Posing in Front of a Barred Window.” 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/709w0vt4dr-cor.