Vital signs 1997 : the environmental trends that are shaping our future /
| Main Author: | |
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| Other Authors: | , |
| Format: | Book |
| Language: | Spanish |
| Published: |
New York :
Worldwatch Institute ,
c1997
|
| Subjects: |
| Main Author: | |
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| Other Authors: | , |
| Format: | Book |
| Language: | Spanish |
| Published: |
New York :
Worldwatch Institute ,
c1997
|
| Subjects: |