00353nam a2200133Ia 4500008004000000020001800040082001700058100001900075245002600094250000500120260005500125300001200180650002700192210210b1990   xxu||||| |||| 00| 0 eng d  a0 7069 5402 5  a658.001 DWIM  aDWIVEDI (D N).  aManagerial economics.  a  aNew Delhi.bVikas Publishing House Pvt Ltd.,c1990  axvi,424  aManagerial Economics