000 00308nam a2200133Ia 4500
005 20260413100438.0
008 230516s9999||||xx |||||||||||||| ||und||
100 _aSharma, R.D.
245 0 _aMathmematics Class 12
260 _bNew Delhi, Dhanpat Rai& Sons
490 _v1
942 _cDB
999 _c1153
_d1153