00325nam a2200133Ia 45000030006000000080041000060400015000471000025000622450044000872500010001312600021001415460012001620050017001740STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aHansen, M.H.; Others  aSample survey methods and theory vol II  aFirst  bJohn Wileyc1953  aEnglish20220125170040.0