00305nam a2200133Ia 45000030006000000080041000060400015000471000018000622450043000802500010001232600009001335460012001420050017001540STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  ahayes William  aGenetics of bacteria and their viruses  aFirst  c1984  aEnglish20220125170443.0