| 000 | 00318cam a22001097a 4500 | ||
|---|---|---|---|
| 008 | 180718b1990 xxu||||| |||| 00| 0 eng d | ||
| 082 | _aO91 In8p | ||
| 245 | _aThe environmental program for the heritage and managing a common resource | ||
| 260 |
_aWashington, D.C. _bIBRD _c1990 |
||
| 300 | _a93p. | ||
| 650 | _aEnvironment | ||
| 999 |
_c224037 _d224037 |
||