000 00361nam a2200157Ia 4500
020 _a9789812719010
040 _cPK-LaCSN
082 _a500
_bYUT
100 _a"Yu,Tracy"
245 0 _aLet's learn science! Text book 2
260 _c2006
_bepb
_aSingapore
300 _a124
942 _cTR
999 _c837662
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