MLA
Arnett Cobb and His Orchestra Playing for a Woman Sitting on a Piano. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 23. https://digital.library.emory.edu/purl/081wdbrv4v-cor.
APA, 6th edition
Arnett Cobb and his orchestra playing for a woman sitting on a piano (Box 23). [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/081wdbrv4v-cor.
Chicago
“Arnett Cobb and His Orchestra Playing for a Woman Sitting on a Piano.” Black-and-white photographs. Robert Langmuir African American Photograph Collection, n.d. Box 23. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/081wdbrv4v-cor.