The Demopædia Encyclopedia on Population is under heavy modernization and maintenance. Outputs could look bizarre, sorry for the temporary inconvenience
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来自Demopædia
页面的节点数超出限制
The Demopædia Encyclopedia on Population is under heavy modernization and maintenance. Outputs could look bizarre, sorry for the temporary inconvenience
页面的节点数超出限制
United nations
Departement of Economic and Social Affairs
Population Division
International Union
for the Scientific Study
of Population