| 000 | 00331nam a2200133Ia 4500 | ||
|---|---|---|---|
| 008 | 240411s9999||||xx |||||||||||||| ||und|| | ||
| 040 | _aKP | ||
| 100 | _aAsthana,D.K | ||
| 245 | 2 | _aA Textbook of Environmental Studies | |
| 250 | _a1st | ||
| 260 |
_aNew Delhi _bS.Chand & Company Pvt.Ltd _c2016 |
||
| 300 | _axvi,397p. | ||
| 942 | _cBK | ||
| 999 |
_c21997 _d21997 |
||