MLA
C. T. Photochrom (Chicago, Ill.). Picking cotton : African American men and women picking cotton. unknown. Robert Langmuir African American Photograph Collection. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/201bk3j9pc-cor.
APA, 6th edition
C. T. Photochrom (Chicago, Ill.). (unknown)[Picking cotton : African American men and women picking cotton]. Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/201bk3j9pc-cor.
Chicago
C. T. Photochrom (Chicago, Ill.), Picking cotton : African American men and women picking cotton, unknown, Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/201bk3j9pc-cor.