000 00332nam a2200145Ia 4500
020 _a9789812718709
082 _b4221
_a510
100 _a"Chan wei kiat"
245 0 _aMathematics Standard 3
260 _bEPB
_aSingapure
_c1993
300 _a142
944 _cBK
999 _c492805
_d492805