000 00257nam a2200097Ia 4500
008 190719s9999 xx 000 0 und d
100 _aO P Gupta/ S R Goel
245 0 _aLekhankan ke siddhaant for class XII
260 _aJallandhar
_bS Dinesh
_c1997
942 _cBK
999 _c9466
_d9466