000 00321nam a2200145Ia 4500
020 _a9780195979596
082 _b510-TR
_a510
100 _a"SENG, TEH KENG"
245 0 _aMATHEMATICS work book 1
260 _c2008
300 _a162
944 _cTR
999 _c779634
_d779634