RT Book T1 Individual change through small groups A2 Glasser, Paul H. LA English PP New York u.a. PB Free Press [u.a.] YR 1974 UL https://krimdok.uni-tuebingen.de/Record/114046565 CN HV45 SN 002911800X K1 Social group work K1 Small groups K1 Social group work : Addresses and lectures K1 Kleingruppe : Gruppenverhalten : Sozialarbeit