MLA
Gregory, James M. (James Monroe), 1849-1915. Frederick Douglass the orator : containing an account of his life, his eminent public services, his brilliant career as orator, selections from his speeches and writings. 1893. African American Imprints Collection. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/030prr512m-cor.
APA, 6th edition
Gregory, James M. (James Monroe), 1849-1915. (1893)[Frederick Douglass the orator : containing an account of his life, his eminent public services, his brilliant career as orator, selections from his speeches and writings, [4th edition].]. African American Imprints Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/030prr512m-cor.
Chicago
Gregory, James M. (James Monroe), 1849-1915, Frederick Douglass the orator : containing an account of his life, his eminent public services, his brilliant career as orator, selections from his speeches and writings, 1893, African American Imprints Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/030prr512m-cor.