| 000 | 00369nam a2200133Ia 4500 | ||
|---|---|---|---|
| 008 | 211209s1997 xx 000 0 und d | ||
| 020 | _a81-224-1097-9 | ||
| 041 | _aeng | ||
| 082 | _a628.17 628.17 ELA N97 ELA/SAS | ||
| 100 | _aELANGOVAN R | ||
| 245 | _aUNIT OPERATIONS IN ENVIRONMENTAL ENGINEERING | ||
| 260 |
_aNEW DELHI _bNEW AGE INTERNATIONAL _c1997 |
||
| 300 | _a178 | ||
| 999 |
_c36040 _d36040 |
||