Construction of Hand-Dug well in rural villages in Sri Lanka
Construction of Hand-Dug well in rural villages in Sri Lanka
- HELVETAS 1994
- 41
- Groundwater
= Construction of Hand-Dug well in rural villages in Sri Lanka
M
B
5758
628.112(548.7)CON
Engineering & Technology
628.112(548.7)
M
B
5758
628.112(548.7)CON
Engineering & Technology
628.112(548.7)