MLA
Booker T. Washington Wearing Graduation Robes. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 14. https://digital.library.emory.edu/purl/982x3ffbp2-cor.
APA, 6th edition
Booker T. Washington wearing graduation robes (Box 14). [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/982x3ffbp2-cor.
Chicago
“Booker T. Washington Wearing Graduation Robes.” Black-and-white photographs. Robert Langmuir African American Photograph Collection, n.d. Box 14. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/982x3ffbp2-cor.