Virginia Polytechnic Institute and State University. Water Resources Research CenterAshton, Peter M.2014-02-252014-02-251974http://hdl.handle.net/10919/25732v, 87 pagesapplication/pdfen-USIn CopyrightTD201 .V57United States. National Water CommissionWater resources development -- United StatesNational Water Commission : a review of some issues : proceedings of a seminar seriesReport1959291