000 00381nam a2200145Ia 4500
020 _a9609746300438
082 _b2514
_a510
100 _a"Hansen, Merrily P"
245 0 _aProblem Solving
260 _b,PENGUIN POPULAR CLASSICS,MC GRAW-HILL,McGraw-hill Learning
_aLondon
_c1997
300 _a48
944 _cTR
999 _c248361
_d248361