000 | 00414nam a2200169Ia 4500 | ||
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999 |
_c29032 _d29032 |
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005 | 20220527102402.0 | ||
008 | 180712s9999 xx 000 0 und d | ||
020 | _a9231014021 | ||
041 | _aEN | ||
082 |
_a371.3574 _bUNE _223 |
||
100 | _aUNESCO | ||
245 | _aNew trends in biology teaching | ||
260 |
_aParis _bUnesco _c1977 |
||
300 | _a(v.iv-ix, 235 p.) | ||
500 | _aIncludes bibliography. | ||
942 | _cS |