Hacia la utopía : perspectivas de la humanidad /
| Main Author: | |
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| Format: | Book |
| Language: | Spanish |
| Published: |
Buenos Aires :
Troquel ,
c1975
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| Subjects: |
| Item Description: | Título original: Utopia or oblivion : the prospects for humanity. |
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| Physical Description: | 454 p. : il. ; 21 cm. |