000 00403nam a2200169Ia 4500
008 180424s9999 xx 000 0 und d
084 _a793.7 D1
100 _a"Degrazia, Joseph"
245 0 _aMathematics Is Fun
250 _a\\194900ENGGPSX
260 _aGeorge Allen and Unwin
260 _b1949
260 _cLondon
300 _a160p
500 _aincludes index and biblioraphy
942 _cBK
999 _c2165
_d2165