The Demopædia Encyclopedia on Population is under heavy modernization and maintenance. Outputs could look bizarre, sorry for the temporary inconvenience
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The Demopædia Encyclopedia on Population is under heavy modernization and maintenance. Outputs could look bizarre, sorry for the temporary inconvenience
请输入一个分类名称以使用树形结构查看其内容。(需要JavaScript。)
United nations
Departement of Economic and Social Affairs
Population Division
International Union
for the Scientific Study
of Population