| 000 | 005250000a22001570004500 | ||
|---|---|---|---|
| 999 |
_c61557 _d61557 |
||
| 080 |
_a628.1(548.7) _bO9 |
||
| 942 | _cRR | ||
| 100 | _aOudman, K.M. | ||
| 245 | _aHandpump water supply in Hambantota district : survey and project sketch | ||
| 260 |
_a[Enschede] _b[University of Twente] _c[1991] |
||
| 300 | _a62 p., ill. | ||
| 505 | _aInstallation and maintenance of tube wells in Hambantota | ||
| 505 | _aImprovememt of drinking water supply by tube wells | ||
| 650 |
_aWATER SUPPLY _9514 |
||
| 650 |
_aWELL PUMPS _91814 |
||