00361nam a2200145Ia 45000030006000000080041000060400015000471000017000622450038000792500006001172600057001233000006001805460012001860050017001980STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aNatalie Hess  aTeaching Large Multilevel Classes  a1  bCambridge University press; New Yorkc2001aNew York  a0  aEnglish20220125165741.0