00327nam a2200145Ia 45000030006000000080041000060400015000471000018000622450031000802500006001112600029001173000006001465460012001520050017001640STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aDe Vaus, D.A.  aSurveys in Social Research  a5  bRawat publicationsc2003  a0  aEnglish20220125160152.0