MLA
Bryant, Joseph G. Stepping Back. A.M.E. Book Concern, 1908. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/692t4b8hz8-cor.
APA, 6th edition
Bryant, J. G. (1908). Stepping back [African American publisher., African American pamphlet., African American author.]. A.M.E. Book Concern; Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/692t4b8hz8-cor.
Chicago
Bryant, Joseph G. “Stepping Back.” African American publisher., African American pamphlet., African American author. African American Imprints Collection. Philadelphia: A.M.E. Book Concern, 1908. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/692t4b8hz8-cor.