000 00344nam a2200145Ia 4500
020 _a0195773799
082 _b1340
_a510
100 _a"TAN,WINNIE"
245 0 _aPROGRESSIVE MATHEMATICS 6B
260 _bOXFORD UNIVERSITY
_aSINGAPORE
_c1987
300 _a146
944 _cBK
999 _c270498
_d270498