MLA
African American Basketball Player Posing on a Sidewalk. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 57. https://digital.library.emory.edu/purl/68605qfv03-cor.
APA, 6th edition
African American basketball player posing on a sidewalk (Box 57). [Card photographs (photographs)]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/68605qfv03-cor.
Chicago
“African American Basketball Player Posing on a Sidewalk.” Card photographs (photographs). Robert Langmuir African American Photograph Collection, n.d. Box 57. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/68605qfv03-cor.