TY - BOOK A1 - Fisher, H. E. T1 - The Sex Contract. The Evolution of Human Behavior. New York (Quill) 1983. Y1 - 1983 UR - https://opus4.kobv.de/opus4-Fromm/frontdoor/index/index/docId/27768 N1 - Ex libris Marco Bacciagaluppi ER -