| 000 | nam a22 7a 4500 | ||
|---|---|---|---|
| 999 |
_c2598 _d2598 |
||
| 003 | OSt | ||
| 005 | 20170205105300.0 | ||
| 008 | 170205b xxu||||| |||| 00| 0 eng d | ||
| 040 | _cNARA | ||
| 082 |
_a644.61 _bUSE |
||
| 245 | _aUse of Simple, Inexpensive Microbial Water Quality Tests: Result of a Three-Continent, Eight-Country Research Projects | ||
| 260 |
_aCanada, _bIDRC, _c1990, |
||
| 300 |
_a186P. _c32CM. |
||
| 650 | 0 |
_97937 _aWater Quality Tests |
|
| 700 |
_97936 _aDutka, B.J. ed. |
||
| 700 |
_97935 _aEI-Shaarawi, A.H. ed. |
||
| 942 |
_2ddc _cBK |
||