| 000 | 00425nam a2200157 4500 | ||
|---|---|---|---|
| 005 | 20250318085358.0 | ||
| 008 | 250318b |||||||| |||| 00| 0 eng d | ||
| 020 | _a8121927927 | ||
| 050 | _aTA171.D8 1966 | ||
| 100 | _aDuggal, K.N | ||
| 245 |
_aElement of environmental engineering _cK.N, Duggal |
||
| 260 |
_aNew dehill _bS.Chand _c1966 |
||
| 300 |
_axvii,440p.;ill _bPbk |
||
| 650 | _aEnvironmental engineering | ||
| 942 | _cBK | ||
| 999 |
_c1990 _d1990 |
||