000 00318nam a2200145Ia 4500
020 _a9780195979596
082 _b1670
_a510
100 _a"Seng,Teh Keng"
245 0 _aMATHEMATICS work book 1
260 _c2008
300 _a300
944 _cBK
999 _c739263
_d739263