RT Book T1 Kritische Lebensereignisse A2 Filipp, Sigrun-Heide 1943- LA German PP Weinheim PB Beltz, PsychologieVerlagsUnion YR 1995 ED 3. Auflage UL https://ixtheo.de/Record/721899773 NO Literaturangaben CN a SN 3-621-27287-9 K1 Life Change Events : Psychological aspects K1 Critical Period (Psychology) K1 Life Change Events