| 000 | 00428 a2200145 4500 | ||
|---|---|---|---|
| 080 |
_a621.65.001.5 _bY35L |
||
| 245 | 1 |
_aLaboratory and field testing of handpumps _cby Goh Sing Yau |
|
| 260 |
_aOttawa _bInternational Development Research Centre _c1985 |
||
| 650 | _aHandpumps | ||
| 440 |
_aNo. TS 51e _vIDRC |
||
| 100 | 1 | _aYau, Goh Sing | |
| 300 | _a138 p. | ||
| 040 | _aIARI, New Delhi | ||
| 901 | _a178988 | ||
| 999 |
_c77459 _d77459 |
||