MLA
Bryson, S. K. A Group of Eleven African American Women in Dresses and Hats, Six Seated, Four Standing behind Them and One Standing in Front with a Paper in Her Hand. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 40. https://digital.library.emory.edu/purl/4472v6wwvs-cor.
APA, 6th edition
Bryson, S. K. A group of eleven African American women in dresses and hats, six seated, four standing behind them and one standing in front with a paper in her hand (Box 40) [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/4472v6wwvs-cor.
Chicago
Bryson, S.K. “A Group of Eleven African American Women in Dresses and Hats, Six Seated, Four Standing behind Them and One Standing in Front with a Paper in Her Hand.” Black-and-white photographs. Robert Langmuir African American Photograph Collection, n.d. Box 40. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/4472v6wwvs-cor.