| 000 | 00549nam a22001577a 4500 | ||
|---|---|---|---|
| 008 | 230420b |||||||| |||| 00| 0 eng d | ||
| 040 |
_aNational Science Library _cNational Science Library |
||
| 080 |
_a502.6(540) _bN1 |
||
| 100 |
_aSingh, Gian _97039 |
||
| 245 |
_aEnvironmental deterioration in India-causes and control: _bWith special reference to Punjab |
||
| 260 |
_aNew Delhi: _bAgricole Publishing Academy, _c1991 |
||
| 300 | _axvi, 266p. | ||
| 650 | _aEnvironment deterioration | ||
| 653 | _aEnvironmental causes | ||
| 942 |
_2udc _cBK |
||
| 999 |
_c21828 _d21828 |
||