Informe de la situación general en materia de equilibrio ecológico y protección al ambiente 1991-1992. /
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| Format: | Book |
| Language: | Spanish |
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México, D.F. :
Secretaria de Desarrollo Social ,
1993.
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| Edition: | 1a. ed. |
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| Physical Description: | 379 p. |
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| ISBN: | 9688381365 |