00276nam a2200121Ia 45000030006000000080041000060400015000471000019000622450035000812600009001165460012001250050017001370STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aPetrucci, R.H.  aLaboratory manuel in chemistry  c1972  aEnglish20220125170227.0