000 00331nam a2200145Ia 4500
020 _a9812084304
082 _b1851
_a500
100 _a"HOONG, THO LAI"
245 0 _aNEW LOWER SECONDARY SCIENCE PRACTICAL 1B
260 _c1998
300 _a62
944 _cTR
999 _c101759
_d101759