MLA
Two African American Women and a Man behind a Hot Air Balloon Cut-out above a Picture of a Street. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 75. https://digital.library.emory.edu/purl/631cjsxkwg-cor.
APA, 6th edition
Two African American women and a man behind a hot air balloon cut-out above a picture of a street (Box 75). [Postcards]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/631cjsxkwg-cor.
Chicago
“Two African American Women and a Man behind a Hot Air Balloon Cut-out above a Picture of a Street.” Postcards. Robert Langmuir African American Photograph Collection, n.d. Box 75. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/631cjsxkwg-cor.