MLA
An African American Man Sitting in a Chair with His Leg Crossed over the Other. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 72. https://digital.library.emory.edu/purl/9010p2nghr-cor.
APA, 6th edition
An African American man sitting in a chair with his leg crossed over the other (Box 72). [Postcards]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/9010p2nghr-cor.
Chicago
“An African American Man Sitting in a Chair with His Leg Crossed over the Other.” 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/9010p2nghr-cor.