The Demopædia Encyclopedia on Population is under heavy modernization and maintenance. Outputs could look bizarre, sorry for the temporary inconvenience
追踪分类
本页面列举由MediaWiki软件自动添加的追踪分类。它们的名字可通过修改MediaWiki名字空间对应的系统信息而变更。
The Demopædia Encyclopedia on Population is under heavy modernization and maintenance. Outputs could look bizarre, sorry for the temporary inconvenience
本页面列举由MediaWiki软件自动添加的追踪分类。它们的名字可通过修改MediaWiki名字空间对应的系统信息而变更。
United nations
Departement of Economic and Social Affairs
Population Division
International Union
for the Scientific Study
of Population