000 00272nam a2200109Ia 4500
008 190719s9999 xx 000 0 und d
100 _aO P Chug & others
245 0 _aCommerce mathematics for B Com I
260 _aNew Delhi
_bLaxmi Pub
_c1997
650 _aMath
942 _cBK
999 _c9431
_d9431