MLA
T. P. & Co. (N.Y.). A sweet potato crop [hand colored]. unknown. Robert Langmuir African American Photograph Collection. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/648ffbg7dt-cor.
APA, 6th edition
T. P. & Co. (N.Y.). (unknown)[A sweet potato crop [hand colored]]. Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/648ffbg7dt-cor.
Chicago
T. P. & Co. (N.Y.), A sweet potato crop [hand colored], unknown, Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/648ffbg7dt-cor.