Ecology, ecosystems, management and biology teaching
| Hlavní autor: | |
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| Další autoři: | |
| Médium: | Kniha |
| Jazyk: | English |
| Vydáno: |
Paris
Division of Science, Technical and Vocational Education, UNESCO
1984.
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| Edice: | Science and technology education document series
10 |
| Témata: |