State of the world 2000 a Worldwatch Institute report on progress toward a sustainable society
| Egile korporatiboa: | , |
|---|---|
| Beste egile batzuk: | |
| Formatua: | Liburua |
| Argitaratua: |
London
Earthscan Pubs. Ltd.
c2000.
|
| Saila: | Environmental alert series
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| Gaiak: |