MLA
Stigeu. Seated Picture of Mary Lou Williams Wearing a Dress with a Sash and Earrings. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 27. https://digital.library.emory.edu/purl/965v6wwq41-cor.
APA, 6th edition
S. Seated picture of Mary Lou Williams wearing a dress with a sash and earrings (Box 27) [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/965v6wwq41-cor.
Chicago
Stigeu. “Seated Picture of Mary Lou Williams Wearing a Dress with a Sash and Earrings.” Black-and-white photographs. Robert Langmuir African American Photograph Collection, n.d. Box 27. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/965v6wwq41-cor.