MLA
Co., Detroit Publishing. Cotton Picking : African American Picking and Baling Cotton. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 68. https://digital.library.emory.edu/purl/535t76hdvx-cor.
APA, 6th edition
Co., D. P. Cotton picking : African American picking and baling cotton (Box 68) [Photographic postcards]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/535t76hdvx-cor.
Chicago
Co., Detroit Publishing. “Cotton Picking : African American Picking and Baling Cotton.” Photographic postcards. Robert Langmuir African American Photograph Collection, n.d. Box 68. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/535t76hdvx-cor.