000 00337nam a2200145Ia 4500
020 _a9812352112
082 _b2182
_a510
100 _a"H H Heng","NA"
245 0 _aAdditional Mathematics
260 _bPearson Elt
_aSingapore
_c2002
300 _a512
944 _cBK
999 _c630752
_d630752