Gilbert, John Wesley (1914). "The Southern Negro's Debt and Responsibility to Africa". In A. M. Trawick (ed.). The new voice in race adjustments: addresses and reports presented at the Negro Christian student conference, Atlanta, Georgia, May 14–18, 1914. New York: Student Volunteer Movement. pp. 129–133. Retrieved 2019-05-20.
Lee, John W.I. Lee. "GILBERT, John Wesley". Database of Classical Scholars | Rutgers, The State University of New Jersey. Retrieved 2019-08-27.
worldcat.org
Hildebrand, Reginald Francis. (1995). The times were strange and stirring : Methodist preachers and the crisis of emancipation. Durham: Duke University Press. ISBN0822316277. OCLC31708274.
