Final report Regional Seminar on School Science Equipment, New Delhi, 11-20 December 1972 convened by Unesco in co-peration with the Government of India and UNICEF.
| 共著者: | , , , |
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| フォーマット: | 図書 |
| 言語: | English |
| 出版事項: |
Bangkok
Unesco Regional Officef or Education in Asia
c1973.
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| 主題: |