MLA
Teich, Curt, and Co. Cotton Picking Time : African Americans Picking Cotton [Hand Colored]. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 68. https://digital.library.emory.edu/purl/470zpc86b5-cor.
APA, 6th edition
Teich, C., & C. Cotton picking time : African Americans picking cotton [hand colored] (Box 68) [Postcards]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/470zpc86b5-cor.
Chicago
Teich, Curt, and Co. “Cotton Picking Time : African Americans Picking Cotton [Hand Colored].” 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/470zpc86b5-cor.