MLA
Allis Press (Kansas City, Mo.). African American boy holding a hat and a large watermelon, pretending to eat it. unknown. Robert Langmuir African American Photograph Collection. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/556931zcvx-cor.
APA, 6th edition
Allis Press (Kansas City, Mo.). (unknown)[African American boy holding a hat and a large watermelon, pretending to eat it]. Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/556931zcvx-cor.
Chicago
Allis Press (Kansas City, Mo.), African American boy holding a hat and a large watermelon, pretending to eat it, unknown, Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/556931zcvx-cor.