000 00351cam a22001335i 4500
020 _a9780691164076
082 _a510.76
_bPOY/H
100 1 _aPolya, G.
245 1 0 _aHow to solve it :
_ba new aspect of mathematical method
260 _aLondon
_bPrinceton University Press
_c2014
300 _a253p.
490 0 _aPrinceton science library
942 _cBK
999 _c2578
_d2578