| 000 | 00352nam a2200133Ia 4500 | ||
|---|---|---|---|
| 008 | 211209s2019 xx 000 0 und d | ||
| 020 | _a9789386173225 | ||
| 041 | _aeng | ||
| 082 | _a628 GUP | ||
| 100 | _aGUPTA, OM PRAKASH | ||
| 245 | _aELEMENTS OF WATER POLLUTION CONTROL ENGINEERING | ||
| 260 |
_bKHANNA BOOK PUBLICATION _c2019 |
||
| 300 | _aXXI, 901 | ||
| 999 |
_c91557 _d91557 |
||