1. The reinforcing event (RE) menu;Addison;NSPI Journal,1966
2. The token economy: A motivational system for therapy and rehabilitation;Ayllon,1968
3. Vicarious- and self-reward processes;Bandura,1971
4. Critique and reformulation of “Learning Theory” approaches to psychotherapy and neurosis;Breger;Psychological Bulletin,1965
5. Are operant principles tautological?;Burgess;Psychological Record,1966