MLA
MacGowan-Cooke Printing Co. (Chattanooga, Tenn.). The Darkey at his daily work : an African American man, woman and child picking cotton. October 9, 1907. Robert Langmuir African American Photograph Collection. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/651vdncjxg-cor.
APA, 6th edition
MacGowan-Cooke Printing Co. (Chattanooga, Tenn.). (October 9, 1907)[The Darkey at his daily work : an African American man, woman and child picking cotton]. Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/651vdncjxg-cor.
Chicago
MacGowan-Cooke Printing Co. (Chattanooga, Tenn.), The Darkey at his daily work : an African American man, woman and child picking cotton, October 9, 1907, Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/651vdncjxg-cor.