000 00274nam a2200121Ia 4500
008 180721s9999 xx 000 0 und d
100 _aashok srivastava
245 0 _aMathematics T.B. for class XI
260 _bNCERT
260 _c2013
365 _b145.00
942 _cBK
999 _c160347
_d160347