MLA
Walter McCabe and Negro Workmen. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 71. https://digital.library.emory.edu/purl/269m37pvrp-cor.
APA, 6th edition
Walter McCabe and Negro workmen (Box 71). [Photographic postcards]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/269m37pvrp-cor.
Chicago
“Walter McCabe and Negro Workmen.” 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/269m37pvrp-cor.