000 00263nam a2200109Ia 4500
008 230220s9999 xx 000 0 und d
100 _aUPPAL SHWETA
_919693
245 0 _aSAMAJIK VIGYAN SANSADHAN EVM VIKAS
260 _bNCERT
_c2008
300 _a75
942 _cBK
999 _c119708
_d119708