LDR 00495nam a2200133zu 4500
008     090205n                            chi d
100 1  _aTian Xueyuan
245    _aOn Changes in the Age Composition of the Population and Policy Options for Population Planning
       _cTian Xueyuan
504    _aübs. aus: Zhongguo Shehui Kexue, No.4, 1984
773 0  _tSocial Sciences in China
       _gVol. 5.3 (1984); p. 191-206"
946    _a
001     IFS32673
999    _c304295
       _d304295
952    _70
       _c1
       _40
       _00
       _9168961
       _yBOOK
       _10
       _d2009-05-14
       _aIFS