00305nam a2200133Ia 45000030006000000080041000060400015000471000018000622450015000802500010000952600037001055460012001420050017001540STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aPeter Coy, R.  aDemography  aFifth  bCambridge university pressc1978  aEnglish20220125165510.0