APA (7e ed.) Bronvermelding

Hopkins, C. H. (1951). History of the Y.M.C.A. in North America. Association Press.

Chicago (17e ed.) Bronvermelding

Hopkins, Charles Howard. History of the Y.M.C.A. in North America. New York: Association Press, 1951.

MLA (8e ed.) Bronvermelding

Hopkins, Charles Howard. History of the Y.M.C.A. in North America. Association Press, 1951.