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.

书目详细资料
企业作者: United Nations Department of International Economic and Social Affairs
格式: 图书
语言:English
出版: New York United Nations 1991.
主题:
Population.
Population policy.