| 000 | 00417nam a22001457a 4500 | ||
|---|---|---|---|
| 082 |
_a363.73 _bAGA |
||
| 245 | _aEnvironment and Natural Resources | ||
| 250 | _aV.P.Agrawal & S.V.S.Rana | ||
| 260 |
_aNewdelhi _bJagmander Book Agency _c1986 |
||
| 300 | _a155p. | ||
| 650 |
_aConservation of Natural Resources _92660 |
||
| 650 |
_aProblems of water pollution _93250 |
||
| 650 |
_aEcological Problems _93251 |
||
| 942 | _cBK | ||
| 999 |
_c243164 _d243164 |
||