MLA
Pickens, William, 1881-1954. The Negro in the light of the Great War. 1918. African American Imprints Collection. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/392g79cpt8-cor.
APA, 6th edition
Pickens, William, 1881-1954. (1918)[The Negro in the light of the Great War]. African American Imprints Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/392g79cpt8-cor.
Chicago
Pickens, William, 1881-1954, The Negro in the light of the Great War, 1918, African American Imprints Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/392g79cpt8-cor.