MLA
Portia Marshall Washington Pittman, Daughter of Booker T. Washington. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 14. https://digital.library.emory.edu/purl/767wm37q39-cor.
APA, 6th edition
Portia Marshall Washington Pittman, daughter of Booker T. Washington (Box 14). [Color photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/767wm37q39-cor.
Chicago
“Portia Marshall Washington Pittman, Daughter of Booker T. Washington.” Color 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/767wm37q39-cor.