000 00266nam a2200109Ia 4500
008 220919s9999 xx 000 0 und d
245 0 _aCHEMISTRY PART -I T.B. FOR CLASS XI
260 _bNCERT, NEW DELHI
_c2010
300 _a253
650 _aChemistry
942 _cBK
999 _c161836
_d161836