00305nam a2200133Ia 45000030006000000080041000060400015000471000024000622450037000862500010001232600009001335460012001420050017001540STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aScientific American  aReading in the lifescience vol 9  aFirst  c1976  aEnglish20220125170107.0