TY - BOOK A2 - Vernon, P. E. T1 - Creativity. Selected Readings. Harmondsworth (Penguin) 1970. Y1 - 1970 UR - https://opus4.kobv.de/opus4-Fromm/frontdoor/index/index/docId/28985 N1 - Ex libris Marco Bacciagaluppi ER -