TY - JOUR A1 - Bertalanffy, Ludwig von T1 - Comments on Aggression, presented at the 1956 Winter Meeting of the American Psychoanalytic Association, New York City. Y1 - 1956 UR - https://opus4.kobv.de/opus4-Fromm/frontdoor/index/index/docId/5427 N1 - Scan of Fromm's xeroxcopy ER -