UDA Walawe project: development of the Walawe Ganga basin: technical report, vol.1
- Colombo [Irrigation Department] [1962]
- vii, 105p., 93 folded leaves: ill., maps, tables
RIVER BASIN PROJECTS
WATER RESOURCES-Management
WALAWE GANGA BASIN
627.8(548.7) / E6
RIVER BASIN PROJECTS
WATER RESOURCES-Management
WALAWE GANGA BASIN
627.8(548.7) / E6