| 000 | 00349nam a2200145Ia 4500 | ||
|---|---|---|---|
| 008 | 180612s9999||||xx |||||||||||||| ||und|| | ||
| 020 | _a582455960 | ||
| 041 | _aen | ||
| 082 | _a628.168 | ||
| 100 | _aMASON,C.R | ||
| 245 | 0 | _aBiology of freshwater polution | |
| 260 |
_aLondon. _bLongman Group Ltd, GB _c1981 |
||
| 300 | _a(xi),250p. | ||
| 942 | _cPR | ||
| 999 |
_c41721 _d41721 |
||