Como construir un programa de educacion ambiental /
| Main Author: | |
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| Other Authors: | |
| Format: | Book |
| Language: | Spanish |
| Published: |
Madrid, España :
UNESCO ,
1985.
|
| Series: | 22
|
| Subjects: |
| Physical Description: | 59 p. ; 30 cm. |
|---|---|
| ISBN: | 8487567282 |