World population ageing 2007.

World population ageing 2007.

書誌詳細
団体著者: United Nations. Department of Economic and Social Affairs. Population Division
フォーマット: 図書
言語:English
出版事項: New York United Nations, Department of Economic and Social Affairs, Population Division 2007.
主題:
Age distribution (Demography) > Statistics.
Older people > Statistics.
Population > Statistics.