00314nam a2200109Ia 4500008004100000041000800041100003500049245004300084260004100127650001500168999002100183240109s9999    xx            000 0 und d  aeng  aZameeruddin G. and Khanna V.K.  aMathematics in Commerce and Economics.  bVikas Pub. House Pvt. Ltd. N.Delhi.   aManagement  c1019550d1019550