s130.
Lawrence Kohlberg (1981), The Philosophy of Moral Development. See also Lawrence Kohlberg, Charles Levine and Alexandra Hewer, eds. (1983), Moral Stages: A Current Formulation and a Response to Critics. Kohlberg’s work is also cited in Charles Hampden-Turner (1969), Radical Man, p 162. The summary of moral stages is an edited version of Kohlberg’s text.