00320nam a2200133Ia 4500008004100000041000800041082001100049100001700060245003600077250000900113260004800122300000800170365000800178231011s9999    xx            000 0 und d  aeng  a330.06  aDwivedi D.N.  aManagerial Economics [ Dwivedi]  a6th   bVikas Pub. House Pvt. Ltd. N.Delhi. -c2007  a650  b225