000 00314nam a22001217a 4500
999 _c8584
_d8584
020 _a9780691164076
082 _a510.7
_bPOL/HOW
100 _aPolya,G.,
_98457
245 _aHow to solve it
_b: a new aspect of mathematical method
260 _aUS
_bPrinceton University Press
_c1945
300 _a253p.
942 _cBOOK