000 00386nam a2200157Ia 4500
020 _a0000000000
040 _cPK-LaCSN
082 _a540
_bBRI
100 _aRex M. Heyworth,
245 0 _aCHEMISTRY INSIGHTS 'O' LEVEL (2ND EDITION)
260 _c2007
_bPearson Longman
_aSingapore
300 _a504
942 _cTR
999 _c861764
_d861741