MLA
Art Mfg. Co. (Amelia, Ohio). Uncle Tom's cabin in Kentucky Mountains : with a large group posing outside of it. unknown. Robert Langmuir African American Photograph Collection. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/583kwh70vx-cor.
APA, 6th edition
Art Mfg. Co. (Amelia, Ohio). (unknown)[Uncle Tom's cabin in Kentucky Mountains : with a large group posing outside of it]. Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/583kwh70vx-cor.
Chicago
Art Mfg. Co. (Amelia, Ohio), Uncle Tom's cabin in Kentucky Mountains : with a large group posing outside of it, unknown, Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/583kwh70vx-cor.