| 000 | 00314 a2200121 4500 | ||
|---|---|---|---|
| 080 |
_a617.77 _bW 641 B |
||
| 245 | 1 |
_aBiological aspects of water pollution _cby C.G. Wilber |
|
| 260 |
_aU.S.A. _bCharles C. Thomas _c1971 |
||
| 650 | _aWater Pollution | ||
| 100 | 1 |
_aWilber, C.G. _d |
|
| 300 | _a296 p. | ||
| 901 | _a111761 | ||
| 999 |
_c39039 _d39039 |
||