MLA
Cab Calloway at Microphone with Sheet Music. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 26. https://digital.library.emory.edu/purl/279v15dv87-cor.
APA, 6th edition
Cab Calloway at microphone with sheet music (Box 26). [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/279v15dv87-cor.
Chicago
“Cab Calloway at Microphone with Sheet Music.” Black-and-white photographs. Robert Langmuir African American Photograph Collection, n.d. Box 26. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/279v15dv87-cor.