MLA
Coppin, Levi Jenkins, 1848-1924. Fifty years of religious progress : an emancipation sermon : delivered on the occasion of the emancipation semi-centennial, Philadelphia, Pa., Sunday, September 14th, 1913. 1913. African American Imprints Collection. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/412z34tnm8-cor.
APA, 6th edition
Coppin, Levi Jenkins, 1848-1924. (1913)[Fifty years of religious progress : an emancipation sermon : delivered on the occasion of the emancipation semi-centennial, Philadelphia, Pa., Sunday, September 14th, 1913]. African American Imprints Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/412z34tnm8-cor.
Chicago
Coppin, Levi Jenkins, 1848-1924, Fifty years of religious progress : an emancipation sermon : delivered on the occasion of the emancipation semi-centennial, Philadelphia, Pa., Sunday, September 14th, 1913, 1913, African American Imprints Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/412z34tnm8-cor.