MLA
C. Schomburg (Jeweler). Ploughing cotton, Columbus, Ga.. unknown. Robert Langmuir African American Photograph Collection. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/552w3r22c6-cor.
APA, 6th edition
C. Schomburg (Jeweler). (unknown)[Ploughing cotton, Columbus, Ga.]. Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/552w3r22c6-cor.
Chicago
C. Schomburg (Jeweler), Ploughing cotton, Columbus, Ga., unknown, Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/552w3r22c6-cor.