MLA
An African American Boy and Girl Sitting on a Bench. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 71. https://digital.library.emory.edu/purl/962f7m0cj4-cor.
APA, 6th edition
An African American boy and girl sitting on a bench (Box 71). [Photographic postcards]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/962f7m0cj4-cor.
Chicago
“An African American Boy and Girl Sitting on a Bench.” Photographic postcards. Robert Langmuir African American Photograph Collection, n.d. Box 71. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/962f7m0cj4-cor.