00321nam a2200133Ia 4500008004100000041000800041082001100049100001700060245003600077250001000113260004800123300000800171365000800179231011s9999    xx            000 0 und d  aeng  a330.06  aDwivedi D.N.  aManagerial Economics [ Dwivedi]  a7 th   bVikas Pub. House Pvt. Ltd. N.Delhi. -c2012  a704  b316