000 00341nam a2200121Ia 4500
008 250523s9999 xx 000 0 und d
100 _aPolya G.
245 0 _aHow to Solve It: A New Aspect of Mathematical Method
260 _bPrentice Hall of India Private Limited
_aNew Delhi
_c2007
300 _a253
650 _aEngineering
942 _cBK
999 _c15980
_d15980