Indicators of enviromental quality : proceedings of a symposium held during the AAAS meeting in Philadelphia Pa. 1971 /
| Other Authors: | |
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| Format: | Book |
| Language: | Spanish |
| Published: |
New York :
Plenum Press ,
1974
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| Series: | Environmental science research
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| Subjects: |
| Physical Description: | 275 p. : 23 cm. |
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