| 000 | nam a22 7a 4500 | ||
|---|---|---|---|
| 999 |
_c1000 _d1000 |
||
| 003 | OSt | ||
| 005 | 20180704175844.0 | ||
| 008 | 180704b xxu||||| |||| 00| 0 eng d | ||
| 082 |
_a333.707 _bVER |
||
| 100 | _aVerma, P.S. | ||
| 110 | _aAgarwal, V.K. | ||
| 245 |
_aPrinciples of ecology / _cby P.S. Verma & V.K. Agarwal. |
||
| 260 |
_aNew Delhi : _bS. Chand & Company Ltd ; _c1983. |
||
| 300 |
_avii ; 591 p., _c21 cm. |
||
| 942 |
_2ddc _cBK |
||