Concise report on the world population situation in 1991, with a special emphasis on age structure.

Concise report on the world population situation in 1991, with a special emphasis on age structure.

書目詳細資料
企業作者: United Nations Department of International Economic and Social Affairs
格式: 圖書
語言:English
出版: New York United Nations 1991.
主題:
Population.
Population policy.