MLA
Miles, Earnest E. Women's Dormitory, Unit C. Grambling College in Grambling, La. . Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 69. https://digital.library.emory.edu/purl/368kd51c8w-cor.
APA, 6th edition
Miles, E. E. Women's dormitory, Unit C. Grambling College in Grambling, La. (Box 69) [Photographic postcards]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/368kd51c8w-cor.
Chicago
Miles, Earnest E. “Women's Dormitory, Unit C. Grambling College in Grambling, La. .” Photographic postcards. Robert Langmuir African American Photograph Collection, n.d. Box 69. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/368kd51c8w-cor.