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| 999 |
_c158134 _d158134 |
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| 005 | 20181017154059.0 | ||
| 010 | _aA-841076 | ||
| 020 | _a9231016660 | ||
| 035 | _aA-841076 | ||
| 037 | _bUnesco,Paris | ||
| 082 | _a370.78 | ||
| 245 | _aUnesco handbook for science teachers/ | ||
| 260 |
_aUnesco,Paris _c1980 |
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| 300 |
_a199 p. _c22 c.m. (Hb) |
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| 942 |
_2ddc _cEN _h370.78 _mUne |
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