000 00284nam a2200109Ia 4500
008 190719s9999 xx 000 0 und d
100 _aR S Aggarwal
245 0 _aSenior secondary school mathematics for class XII
260 _aPatna
_bBharti Bhawan
_c1997
650 _aMath
942 _cBK
999 _c9433
_d9433