| 000 | 00456 a2200133 4500 | ||
|---|---|---|---|
| 020 | _a8121927641 | ||
| 090 |
_c11447 _d11447 |
||
| 100 | _aAsthana, D. K. | ||
| 245 | _aA textbook of environmental studies: for undergraduate students(as per UGC syllabus) | ||
| 260 |
_bS. Chand & Company Ltd. _aNew Delhi _c2006 |
||
| 300 |
_axvii, 460p _bill. |
||
| 650 |
_aEnvironmental science _aEnvironmental education _aEnvironmental studies |
||
| 942 |
_cBK _kGE105 .A87x 2006 |
||
| 999 |
_c11447 _d11447 |
||