000 00291nam a2200121Ia 4500
008 200817s9999 xx 000 0 und d
020 _a1593390025
082 _aR/403/W27.sc
100 _aJudith West
245 0 _aScience and nature
260 _bBritannica learning library
942 _cREF
999 _c23620
_d23620