| 000 | 00434nam a2200157Ia 4500 | ||
|---|---|---|---|
| 008 | 210707s9999 xx 000 0 und d | ||
| 041 | _aeng | ||
| 082 | _a614 NEET | ||
| 100 | _aNEERI; | ||
| 245 | _aTechnical digest No.1-58 (1970-77). | ||
| 260 |
_aNagpur _bNational environmental engineering research institute |
||
| 300 | _aiii,58 p | ||
| 563 | _aHB | ||
| 650 | _aHealth | ||
| 906 | _aTechnical digest environmental engineering | ||
| 999 |
_c180282 _d180282 |
||