000 00350nam a2200145Ia 4500
020 _a9789810173845
082 _bT-79
_a540
100 _a"Rasanayagam, L.J"
245 0 _aPractical Chemistry A Course For 'O' Level
260 _aSingapore
_c2003
300 _a164
944 _cTB
999 _c781073
_d781073