| 000 | 00509nam a22001697a 4500 | ||
|---|---|---|---|
| 008 | 230221b |||||||| |||| 00| 0 eng d | ||
| 040 |
_aNational Science Library _cNational Science Library |
||
| 080 |
_a628.35 _bL6 |
||
| 100 | _aAn tonie, Ronald L | ||
| 245 |
_aFixed biological surfaces-wastewater treatment: _bThe rotating biological contactor |
||
| 260 |
_aOhio: _bCRC Press, _c1976 |
||
| 300 | _a200p. | ||
| 650 | _aScience | ||
| 653 | _aSewage | ||
| 653 | _aBiological treatment | ||
| 942 |
_2udc _cBK |
||
| 999 |
_c47103 _d47103 |
||