Land subsidence : symposium.
International Symposium on Land Subsidence, 2nd Anahein, Calif, 1976.
Gentbruge : International Association of Hydrological Sciences., 1977.
Multi-purpose river basin development.
United Nations, Economic Commission for Asia and the Far East, Bureau of Flood Control and Water Resources.
New York : U.N.E.C.A.F.E.[1955-61], 1955.
Multi-purpose river basin development.
United Nations, Economic Commission for Asia and the Far East, Bureau of Flood Control and Water Resources.
New York : U.N.E.C.A.F.E.[1955-61], 1955.