Environmental education module for in-service training of social science teachers and supervisors for secondary schools
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| 其他作者: | , |
| 格式: | 图书 |
| 语言: | English |
| 出版: |
Paris
Unesco Division of Science
Technical and Environmental education, c1985.
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| 丛编: | Unesco-UNEP International Environment Education Programme environmental educational series
10 |
| 主题: |