000 00318nam a2200145Ia 4500
020 _a9789812084422
082 _bT-54
_a500
100 _a"HOONG THU LI"
245 0 _aLOWER SECONDARY SCIENCE 1
260 _c1997
300 _a368
944 _cTB
999 _c276685
_d276685