00309n a2200133 a 4500000002100000001000700021005001700028082002400045100001800069245003700087250000800124260003500132300000800167B B 00873320220201173604.0 a650.01513bN5;4 COM aThukral, J.K. aMathematics for Business Studies a2nd aNoidabMayoor Paperbacksc1995 a656