00295nam a2200133Ia 45000030006000000080041000060400015000471000018000622450015000802500010000952600027001055460012001320050017001440STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aCox Peter, R.  aDemography  aThird  bUniversity pressc1959  aEnglish20220125170049.0