An Agenda of science for environment and development into the 21st century based on a conference held in Vienna, Austria in November 1991
| Beste egile batzuk: | , |
|---|---|
| Formatua: | Liburua |
| Hizkuntza: | English |
| Argitaratua: |
Cambridge, Eng.
Cambridge University Press
1992.
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| Gaiak: |