000 00329nam a2200145Ia 4500
040 _cPK-LaCSN
082 _a540
_bAMA
100 _aAmar, Siddique
245 0 _aChemistry guide
260 _c2010
_bJadeed Book Depot
_aLahore
300 _a315
942 _cTR
999 _c859734
_d859711