00267nam a2200109 a 450000500170000002000150001708200170003210000150004924500410006426000390010530000130014420251203110219.0  a8176630535  a338.954bLEK  aLekhi,R.K.  aEconomic of development and planning  aLudhianabKalyani Publishersc1990  aD.P.cPB