000 00353nam a2200145Ia 4500
020 _a9789810631154
082 _bT137
_a540
100 _a"DR REX M HEYWORTH"
245 0 _aALL ABOUT CHEMISTRY O LEVEL
260 _bHODDER EDUCTION
_aSINGAPORE
_c2007
300 _a460
944 _cTR
999 _c715927
_d715927