000 00267nam a2200109Ia 4500
008 190719s9999 xx 000 0 und d
100 _aOm P Chug & others
245 0 _aCommerce mathematics for B Com I
260 _aNew Delhi
_bLaxmi Pub
650 _aMath
942 _cBK
999 _c8950
_d8950