| 000 | 00393 a2200145 4500 | ||
|---|---|---|---|
| 020 | _a8170248868 | ||
| 082 |
_a577.2703 _bCHI |
||
| 090 |
_c16609 _d25137 |
||
| 100 | _aChitkara, M.G. | ||
| 245 |
_aEncyclopaedia of ecology,environment and pollution _bscience, technology and environment |
||
| 260 |
_aNew Delhi _bAPH _c1998 _g1998 |
||
| 300 |
_axv,155p. _c25cm |
||
| 650 | _aEcology | ||
| 942 | _cPR | ||
| 999 |
_c44593 _d44593 |
||