MLA
Simmons, Roscoe Conkling, 1881-1951, author. Shall the Negro vote?. 1921. African American Imprints Collection. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/218dfn3080-cor.
APA, 6th edition
Simmons, Roscoe Conkling, 1881-1951, author. (1921)[Shall the Negro vote?]. African American Imprints Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/218dfn3080-cor.
Chicago
Simmons, Roscoe Conkling, 1881-1951, author, Shall the Negro vote?, 1921, African American Imprints Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/218dfn3080-cor.