MLA
African American Men Loading Cotton Bales onto a Horse-Drawn Cart, with a Man Standing on Top of the Cotton. 1907. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 68. https://digital.library.emory.edu/purl/576rxwdbwx-cor.
APA, 6th edition
African American men loading cotton bales onto a horse-drawn cart, with a man standing on top of the cotton (Box 68). (1907). [Photographic postcards]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/576rxwdbwx-cor.
Chicago
“African American Men Loading Cotton Bales onto a Horse-Drawn Cart, with a Man Standing on Top of the Cotton.” 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/576rxwdbwx-cor.