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MARC
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| 003 | PWmBRO | ||
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| 090 | |b 507/U56 | ||
| 245 | 0 | 0 | |a Unesco sourcebook for out-of-school science and technology education. |
| 260 | |a Paris : |b Unesco, |c 1986 | ||
| 300 | |a 145 p. | ||
| 650 | 0 | 0 | |a Science |x Study and teaching. |
| 650 | 0 | 0 | |a Technology |x Study and teaching. |
| 710 | 2 | 0 | |a Unesco |
| 942 | |2 ddc | ||
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