"Decoding the Pope's Social Encyclicals", The Making of an Economic Vision: John Paul II's 'On Social Concern', ed. Oliver F. Williams and John W. Houck, New York: University Press of America, pp. 24-43, 1991

"Decoding the Pope's Social Encyclicals", The Making of an Economic Vision: John Paul II's 'On Social Concern', ed. Oliver F. Williams and John W. Houck, New York: University Press of America, pp. 24-43, 1991, Box: 14, Folder: 31. Personal papers of Richard T. De George, PP 531. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/315437 Accessed March 04, 2026.