MLA
Cotton Field, Half Mile from Chandler, Okla. 1907. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 68. https://digital.library.emory.edu/purl/815p8cz919-cor.
APA, 6th edition
Cotton field, half mile from Chandler, Okla. (Box 68). (1907). [Photographic postcards]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/815p8cz919-cor.
Chicago
“Cotton Field, Half Mile from Chandler, Okla.” Photographic postcards. Robert Langmuir African American Photograph Collection, 1907. Box 68. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/815p8cz919-cor.