000 00335nam a2200145Ia 4500
020 _a9812085467
082 _bT620
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100 _a"Hoong Lai Tho"
245 0 _aSeience Work book 2
260 _b,pan pacific
_asingapore
_c1997
300 _a102
944 _cTB
999 _c672386
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