FForecasting the demands for waterForecasting the demands for waterde W. R. Derrick SewellMateriasWater resources developmentWater-supplyEdiciones (1)Forecasting the demands for water. (1968)Department of Energy, Mines and Resources · inglésMás obras de W. R. Derrick SewellNatural resources for a democratic societyProject appraisal and policy reviewPublic participation in planning