| 000 | 00298nam a2200133Ia 4500 | ||
|---|---|---|---|
| 008 | 220709b1972 xxu||||| |||| 00| 0 eng d | ||
| 082 |
_a628.32 _bI5U |
||
| 245 | _aUnit processes preliminary processes | ||
| 260 | _c1972 | ||
| 630 | _aSewage Treatment-Unit processes | ||
| 964 | _bEnglish | ||
| 964 | _ePaper Fo | ||
| 942 | _cBooks | ||
| 906 | _a14750 | ||
| 981 | _a1972. | ||
| 983 | _aUnit processes preliminary processes | ||
| 999 |
_c14612 _d14612 |
||