MLA
Stigre. Portrait of an African American Woman Wearing a Hat. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 28. https://digital.library.emory.edu/purl/1848pk0p68-cor.
APA, 6th edition
S. Portrait of an African American woman wearing a hat (Box 28) [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/1848pk0p68-cor.
Chicago
Stigre. “Portrait of an African American Woman Wearing a Hat.” Black-and-white photographs. Robert Langmuir African American Photograph Collection, n.d. Box 28. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/1848pk0p68-cor.