000 00292nam a2200097Ia 4500
008 240404s9999 xx 000 0 und d
100 _aPolya, George
245 0 _aMatematica si Rationamentele Plauzibile: vol. 1
_cGeorge Polya
260 _aBucuresti
_bED. Stiintifica
_c1962
942 _aIMAR
_cCART
999 _c36109
_d36109