| 000 | 00390nam a2200133Ia 4500 | ||
|---|---|---|---|
| 008 | 120229s9999 xx 000 0 und d | ||
| 082 |
_223rd. _a333.72 |
||
| 100 | _aLal, J.B. | ||
| 245 |
_aEnvironmental conservation _cJ.B. Lal |
||
| 260 |
_bInternational Book Distributors _aDehra Dun _c1987 |
||
| 300 |
_a111p.; _c23cm. |
||
| 650 | _aEnvironmental conservation | ||
| 650 | _aPollution | ||
| 999 |
_c115817 _d115817 |
||