MLA
T. P. & Co. (N.Y.). Cotton pickers : two African American men standing in between rows of cotton each with basket of cotton in front of them, nearby two other African American men are picking cotton, with a man in a suit in a wagon pulled by a horse and trees. unknown. Robert Langmuir African American Photograph Collection. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/361rfj6q87-cor.
APA, 6th edition
T. P. & Co. (N.Y.). (unknown)[Cotton pickers : two African American men standing in between rows of cotton each with basket of cotton in front of them, nearby two other African American men are picking cotton, with a man in a suit in a wagon pulled by a horse and trees]. Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/361rfj6q87-cor.
Chicago
T. P. & Co. (N.Y.), Cotton pickers : two African American men standing in between rows of cotton each with basket of cotton in front of them, nearby two other African American men are picking cotton, with a man in a suit in a wagon pulled by a horse and trees, unknown, Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/361rfj6q87-cor.