"Law and Ethical Pluralism", ARSP (Archiv Fuer Rechts-und Sozial Philosophie), Beiheft No. 11, pp. 281-291, 1979, Box: 13, Folder: 41. 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/315374 Accessed June 20, 2025.