RT Book T1 Operant learning: procedures for changing behavior A1 Williams, Jon L. LA English PP Monterey, Calif. PB Brooks/Cole Publ. YR 1973 UL https://krimdok.uni-tuebingen.de/Record/020066678 CN 153.1/52 SN 0818500581 K1 Operant conditioning K1 Lernen : Verhaltensmodifikation K1 Operante Konditionierung K1 Lernpsychologie