000 | 003050000a22001210004500 | ||
---|---|---|---|
008 | 151104t1985 xxu||||| |||| 00| 0 eng d | ||
041 | _aeng | ||
080 |
_a621.65.001.5 _bY3 |
||
942 | _cBK | ||
100 | _aYau, Goh Sing | ||
245 | _aLaboratory and field testing of handpumps | ||
260 |
_aOttawa _bIDRC _c1985 |
||
999 |
_c141342 _d141342 |