TY - JOUR A1 - Freud, Sigmund T1 - The Psychical Apparatus and the Theory of Instincts T2 - Ch. Lemert (Ed.), Social Theory. The Multicultural and Classic Readings, Boulder etc. (Westview Press) 1993, pp. 137-141. Y1 - 1993 UR - https://opus4.kobv.de/opus4-Fromm/frontdoor/index/index/docId/9644 ER -