| 000 | 00394nam a22001577a 4500 | ||
|---|---|---|---|
| 003 | OSt | ||
| 008 | 230514b |||||||| |||| 00| 0 eng d | ||
| 020 | _a9788121927642 | ||
| 082 |
_a333.7 _bAST |
||
| 100 | _aAsthana, D.K / Asthana, Meera | ||
| 245 | _aA textbook of environmental studies. | ||
| 250 | _a2nd | ||
| 260 |
_aNew Delhi; _bS. Chand _c2012 |
||
| 300 | _axvi;397p | ||
| 942 |
_2ddc _cBK _01 |
||
| 999 |
_c562 _d562 |
||