000 00483nam a2200205Ia 4500
008 210529s9999||||xx |||||||||||||| ||und||
040 _aSOETPKD
041 _aEnglish
082 _a624
100 _aPOLYA, G.
245 _aHOW TO SOLVE IT
_bA NEW ASPECT OF MATHEMATICAL METHODS
250 _a1ST
260 _bPENGUIN BOOKS
_aNA
_cNA
300 _aNA
_bNIL
500 _aCR1890
650 _aENGINEERING
650 _aNA
942 _cBK
999 _c49489
_d49489