000 00311nam a2200121Ia 4500
008 250224s9999 xx 000 0 und d
020 _a9966253777
082 _a510.71MBU
100 _aMbugua Charles
245 0 _aCertificate Mathematics
260 _bEast African Educational Publishers
_c2005
942 _cBK
999 _c449136
_d449136