00397nam a2200121Ia 4500082002300000100012500023245007600148260002500224300001000249500000500259653000600264700000500270  a333.70212bIn39.ES  aWorkshop on "Environment Statistics", Directorate of Economics & Statistics , Govt. of Meghalaya, Shillong 22-23 April 2  aProceedings of the fourth national workshop on environment statisticsb  aNew DelhibCSOc2003  a236p.  a  a   a