| 000 | 00336nam a2200121Ia 4500 | ||
|---|---|---|---|
| 008 | 140113s9999 xx 000 0 und d | ||
| 082 | _a634.16/018 (082.2) L1 | ||
| 100 | _aUNESCO | ||
| 245 | _aProductivity of forest ecosystems :Proceedings of the Bruselils symposium | ||
| 260 |
_a1971 _bUNESCO _cParis |
||
| 300 | _a707 | ||
| 942 | _cBK | ||
| 999 |
_c59193 _d59193 |
||