RT Book T1 Values, attitudes and behaviour change T2 Essential psychology JF Essential psychology A1 Reich, Ben A2 Adcock, Christine LA English PP London PB Methuen YR 1976 UL https://krimdok.uni-tuebingen.de/Record/1076127460 CN 150 SN 0416827705 SN 0416827608 K1 Wert K1 Verhaltensmodifikation K1 Einstellung