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008 151018s9999 xx 000 0 und d
082 _bRBASDV31417
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100 _aWynne Harlen
245 _aUNESCO sourcebook for science int he primary
250 _b1
260 _bNational Book
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300 _a271
600 _aWynne Harlen
630 _aUNESCO sourcebook for science int he primary
700 _aWynne Harlen
730 _aUNESCO sourcebook for science int he primary
942 _cBOOK
999 _c1030950
_d1030947