| 000 | 00318 a2200109 4500 | ||
|---|---|---|---|
| 008 | 181119b xxu||||| |||| 00| 0 eng d | ||
| 100 | _a Jurgen Schwoerbel | ||
| 245 |
_aMethods of hydrobiology ( Freshwater biology) _c Jurgen Schwoerbel |
||
| 260 |
_aOxfird _bPergamon Press _c1970 |
||
| 300 | _a200p. | ||
| 942 |
_2ddc _cBK |
||
| 999 |
_c7397 _d7397 |
||