| 000 | 00460nam a2200181Ia 4500 | ||
|---|---|---|---|
| 005 | 20250220125327.0 | ||
| 008 | 250220s9999||||xx |||||||||||||| ||und|| | ||
| 020 |
_a9788121915472 _c80 |
||
| 040 | _aMAIN | ||
| 041 | _aEnglish | ||
| 082 |
_a628 _bDUG |
||
| 100 | _aDuggal, K.N. | ||
| 245 | _aElements of environmental engineering | ||
| 260 |
_aNew Delhi _bS.Chand And Company _c1997 |
||
| 300 | _a496P. | ||
| 650 | _aEnvironmental Engineering | ||
| 942 | _cBK | ||
| 999 |
_c27717 _d27717 |
||