00314nam a2200133Ia 45000030006000000080041000060400015000471000017000622450053000792500010001322600009001425460012001510050017001630STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aLehman, J.W.  aOperational organic chemistry alaboratory course  aFirst  c1981  aEnglish20220125170318.0