MLA
Battey, C. M. (Cornelius Marion), 1873-1927. Portrait of George Washington Carver, scientist. 1915. Robert Langmuir African American Photograph Collection. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/238w9ghxdx-cor.
APA, 6th edition
Battey, C. M. (Cornelius Marion), 1873-1927. (1915)[Portrait of George Washington Carver, scientist]. Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/238w9ghxdx-cor.
Chicago
Battey, C. M. (Cornelius Marion), 1873-1927, Portrait of George Washington Carver, scientist, 1915, Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/238w9ghxdx-cor.