AUTHOR
United Nations. Economic Commission for Asia and the Far East. Division of Water Resources Development
3
Christy, Lawrence C.
1
Everett, Robinson O.
1
Hegel, Robert L.
1
Johnston, John D.
1
Philippines
1
Philippines. Department of Agrarian Reform
1
Teclaff, Ludwik A.
1
United Nations. Dept. of Economic and Social Affairs
1