TY - BOOK A1 - Umana, R. F. A1 - Gross, S. J. A1 - McConville, M. T. T1 - Crisis in the Family. Three Approaches. New York (Gardner) 1980. Y1 - 1980 UR - https://opus4.kobv.de/opus4-Fromm/frontdoor/index/index/docId/28956 N1 - Ex libris Marco Bacciagaluppi ER -