000 00289nam a2200121Ia 4500
001 4293
008 190520s9999 xx 000 0 und d
020 _a134344863
100 1 _aPretince Hall
245 1 0 _aScience Explorer : EnV 1ironmental Science
260 _bPretince Hall
942 _cCA
999 _c16034
_d16034