Auteur: Peter Wieringa Bron: Paper presented at the First International Conference of the Association for Behavior Analysis (ABA), Fondazione Giogio Cini, Isola di San Giorgio Maggiore, Venice, Italy, November 29, 2001. Symposium ‘Behavior Therapy: let natural reinforcers do their job’. ![]() cbaa_2001_2_wieringa.doc |