Sistema Nacional Ambiental : ley 99 de 1993, Decreto 1753 de 1994, Declaración de Río /
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| Format: | Book |
| Language: | Spanish |
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Bogotá :
Cooperativa editorial Magisterio,
c1997.
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| Physical Description: | 242 páginas ; 19 cm. |
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| ISBN: | 9582003634 9582000759 (O. C.) |