MLA
Cromwell, John Wesley, 1846-1927. The Negro in American history : men and women eminent in the evolution of the American of African descent. 1914. African American Imprints Collection. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/061djh9zf4-cor.
APA, 6th edition
Cromwell, John Wesley, 1846-1927. (1914)[The Negro in American history : men and women eminent in the evolution of the American of African descent]. African American Imprints Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/061djh9zf4-cor.
Chicago
Cromwell, John Wesley, 1846-1927, The Negro in American history : men and women eminent in the evolution of the American of African descent, 1914, African American Imprints Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/061djh9zf4-cor.