Mahaweli development proposals
Mahaweli development proposals master plan and plan of development & cost estimates Polgolla diversion project stages I & II
- Colombo Ministry of Irrigation, Power and Highways 1975
- iv,154 p. 28 cm.
ECONOMIC DEVELOPMENT - SRI LANKA
ECONOMICS
338.95493 / MAH
ECONOMIC DEVELOPMENT - SRI LANKA
ECONOMICS
338.95493 / MAH