00351nam a2200133Ia 4500008004100000041000800041082001700049100002100066245007500087250000600162260003200168300000800200650000900208210716s1977    xx            000 0 und d  aeng  a658.406 DEBE  aBono, Edward De.  aLateral thinking: a text book of creativity.bText book of creativity.  a1  aLondonbPenguin Booksc1977  a260  aNone