TY - BOOK ID - 137633016 TI - The token economy : a motivational system for therapy and rehabilitation AU - Ayllon, Teodoro AU - Azrin, Nathan PY - 1968 SN - 0390043109 PB - New York (N.Y.): Appleton-Century-Crofts DB - UniCat KW - Mental Disorders KW - Motivation KW - Reinforcement (Psychology) KW - rehabilitation UR - https://www.unicat.be/uniCat?func=search&query=sysid:137633016 AB - ER -