The ecological conscience : values for survival /
| Main Author: | |
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| Format: | Book |
| Language: | English |
| Published: |
Englewood Cliffs, N.J. :
Prentice Hall,
c1970.
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| Series: | A Spectrum book
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| Subjects: |
| Physical Description: | xv 206 páginas ; 20 cm.--. |
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