00310nam a2200121Ia 45000030006000000080041000060400015000471000029000622450059000912600009001505460012001590050017001710STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aBarry, J.M.; Barry, E.M.  aMolecular biology an introduction to chemical genetics  c1978  aEnglish20220125170342.0