| 000 | 00495nam a2200193Ia 4500 | ||
|---|---|---|---|
| 008 | 170901s1997 xx 000 0 und d | ||
| 020 | _a0419229108 | ||
| 082 |
_a363.73946 _bH51W |
||
| 100 | _aHelmer, Richard | ||
| 245 | 0 | _aWater Pollution Control | |
| 260 |
_aLondon _bE and FN Spon _c1997 |
||
| 300 | _a510 | ||
| 650 | _aSocial problems and services | ||
| 650 | _aSocial sciences | ||
| 653 | _aControl | ||
| 653 | _aWater pollution | ||
| 700 | _aHespanthol, Ivanildo | ||
| 942 |
_2ddc _cBK |
||
| 999 |
_c4078 _d4078 |
||