@book{ 0-131161709, title = {Fortschritte der psychologischen Forschung}, address = {Weinheim}, publisher = {Beltz, Psychologie-Verl.-Union}, address = {; München u.a.}, publisher = {: Psychologie-Verl.-Union}, year = {1988}, language = {German}, url = {https://katalog.hfmdd.de/Record/0-131161709} }