00389nam a2200145Ia 4500008004100000020001700041041000800058082001500066100002100081245007300102250000600175260004500181300000800226650000900234210716s1970    xx            000 0 und d  a978006090325  aeng  a153.4 BONE  aBono, Edward De.  aLateral thinking: creativity step by step.bCreativity step by step.  a1  aAmericabHarper and Row publishersc1970  a300  aNone