| 000 | 00437nam a2200145Ia 4500 | ||
|---|---|---|---|
| 008 | 190328s9999||||xx |||||||||||||| ||und|| | ||
| 040 |
_aNITIL _cNITIL |
||
| 082 |
_221st _a363.73 _bN314P |
||
| 100 | _aNautiyal, Shivanand | ||
| 245 | 0 |
_aParyavaran _bsamasya aur samadhan _cShivanand Nautiyal |
|
| 260 |
_aNew Delhi _bSamyik _c1997 |
||
| 300 | _a432p. | ||
| 650 | _aEcology; Pollution; Air-Pollution; Water-Pollution; Population | ||
| 942 | _cBKS | ||
| 999 |
_c7276 _d7276 |
||