MLA
Miller, Kelly, 1863-1939. The Negro's opportunity. 1918. African American Imprints Collection. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/904dncjv4p-cor.
APA, 6th edition
Miller, Kelly, 1863-1939. (1918)[The Negro's opportunity]. African American Imprints Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/904dncjv4p-cor.
Chicago
Miller, Kelly, 1863-1939, The Negro's opportunity, 1918, African American Imprints Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/904dncjv4p-cor.