MLA
Teich, Curt, and Co. Three African American Men on a Truck with Barrels on It. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 75. https://digital.library.emory.edu/purl/8708w9gj0z-cor.
APA, 6th edition
Teich, C., & C. Three African American men on a truck with barrels on it (Box 75) [Photographic postcards]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/8708w9gj0z-cor.
Chicago
Teich, Curt, and Co. “Three African American Men on a Truck with Barrels on It.” Photographic postcards. Robert Langmuir African American Photograph Collection, n.d. Box 75. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/8708w9gj0z-cor.