000 00256nam a2200121Ia 4500
100 _aDeBono, Edward
942 _cBK
654 _a
245 _aSix thinking hats
260 _aNew York
_bPenguin Books
_c1985
082 _a153.4
300 _bHb
_axiii, 177
999 _c422612
_d422612
041 _aeng