The Demopædia Encyclopedia on Population is under heavy modernization and maintenance. Outputs could look bizarre, sorry for the temporary inconvenience
平均生命長度
出自 Demopædia
- REDIRECT平均預期壽命
[[Category:長期的多語種人口辭典>第二版]]
The Demopædia Encyclopedia on Population is under heavy modernization and maintenance. Outputs could look bizarre, sorry for the temporary inconvenience
[[Category:長期的多語種人口辭典>第二版]]
United nations
Departement of Economic and Social Affairs
Population Division
International Union
for the Scientific Study
of Population