| 000 | nam a22 4500 | ||
|---|---|---|---|
| 999 |
_c973 _d973 |
||
| 008 | 171130s1970 xxua|||| |||| 00| 0 eng d | ||
| 092 |
_c574.5 _lW577 |
||
| 100 | 1 | _aWhittaker, Robert H. | |
| 245 | 1 |
_aCommunities and Ecosystems / _cRobert H. Whittaker |
|
| 260 |
_aNew York: _bThe Macmillan Company, _c1970. |
||
| 300 |
_axi, 158 p.; _bil.; _c23x15 cm. |
||
| 650 | 1 | 4 | _aECOSISTEMA |
| 650 | 1 | 4 | _aMEDIO AMBIENTE |
| 650 | 4 | _aPOLUCION | |
| 650 | 4 | _aECOLOGIA HUMANA | |
| 942 |
_2ddc _cLIBRO |
||