000 00300nam a22001217a 4500
999 _c297326
_d297326
082 _a510
_bPOL-H
100 _aPolya, G
245 _aHow to solve it:
_bA new aspect of mathematical method
250 _a1
260 _aNew DelhI:
_bPrentice-Hall of India,
_c2001.
300 _a253p.
942 _cBK