MLA
African American Man in a Hat and Tie with His Hand on a Chair. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 73. https://digital.library.emory.edu/purl/044bnzs7k7-cor.
APA, 6th edition
African American man in a hat and tie with his hand on a chair (Box 73). [Photographic postcards]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/044bnzs7k7-cor.
Chicago
“African American Man in a Hat and Tie with His Hand on a Chair.” Photographic postcards. Robert Langmuir African American Photograph Collection, n.d. Box 73. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/044bnzs7k7-cor.