000 00333nam a2200145Ia 4500
020 _a9789812808158
082 _b479-T
_a500
100 _a"LENG, HO PECK"
245 0 _aINTERNATIONAL LOWER SECONDARY SCIENCE W/B 3
260 _c0
300 _a0
944 _cTB
999 _c779611
_d779611