MLA
Matthews, William E. Young Manhood : Its Relations to a Worthy Future : Address Delivered before the Literary Societies of Wilberforce University, Commencement Week, June 15th, 1880. [The Author?], 1880. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/344pk0p3s3-cor.
APA, 6th edition
Matthews, W. E. (1880). Young manhood : its relations to a worthy future : address delivered before the literary societies of Wilberforce University, commencement week, June 15th, 1880 [African American author., African American publisher., Baccalaureate addresses, African American pamphlet.]. [The Author?]; Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/344pk0p3s3-cor.
Chicago
Matthews, William E. “Young Manhood : Its Relations to a Worthy Future : Address Delivered before the Literary Societies of Wilberforce University, Commencement Week, June 15th, 1880.” African American author., African American publisher., Baccalaureate addresses, African American pamphlet. African American Imprints Collection. [Washington, D.C.?]: [The Author?], 1880. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/344pk0p3s3-cor.