"Modern Science, Environmental Ethics and the Anthropocentric Predicament", Philosophy, Humanity and Ecology: Philosophy of Nature and Environmental Ethics, ed. H. Odera Oruka, Nairobi: African Centre for Technology Studies, pp. 15-29, 1994

"Modern Science, Environmental Ethics and the Anthropocentric Predicament", Philosophy, Humanity and Ecology: Philosophy of Nature and Environmental Ethics, ed. H. Odera Oruka, Nairobi: African Centre for Technology Studies, pp. 15-29, 1994, Box: 14, Folder: 55. 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/315461 Accessed March 04, 2026.