00335nam a2200133Ia 4500008004100000082001700041100002400058245001800082260004000100300000800140650002000148650001400168653001900182170901s1965    xx            000 0 und d  a301.24bL23S  aLapiere, Richard T. 0aSocial Change  aNew YorkbMcgraw-Hill Companyc1965  a556  aSocial sciences  aSociology  aSocial systems