000 00293nam a2200133Ia 4500
008 221229s9999 xx 000 0 und d
100 _aNCERT
245 0 _aMathematics for class ix
250 _a1st
260 _aNew Delhi
_bNCERT
_c2006
300 _a350
650 _aEducation
942 _cBK
999 _c6967
_d6967