| 000 | 00387nam a22001337a 4500 | ||
|---|---|---|---|
| 999 |
_c10397 _d10397 |
||
| 020 | _a8121927641 | ||
| 082 | _a333.707 ASTA | ||
| 100 | _aAsthana D.K. and Asthana Meera | ||
| 245 |
_aA textbook of environmental studies / _cD.K. Asthana and Meera Asthana |
||
| 260 |
_aNew Delhi : _bS. Chand & Company Ltd., _c2006. |
||
| 300 | _a397 p. | ||
| 650 | _aEnvironmental studies | ||
| 942 | _cRFT | ||