MLA
Harris, E. G. African American Woman Holding Two Buckets and One on Her Head. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 71. https://digital.library.emory.edu/purl/7375tb2rh4-cor.
APA, 6th edition
Harris, E. G. African American woman holding two buckets and one on her head (Box 71) [Photographic postcards]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/7375tb2rh4-cor.
Chicago
Harris, E. G. “African American Woman Holding Two Buckets and One on Her Head.” Photographic postcards. Robert Langmuir African American Photograph Collection, n.d. Box 71. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/7375tb2rh4-cor.