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.

書誌詳細
団体著者: United Nations Department of International Economic and Social Affairs
フォーマット: 図書
言語:English
出版事項: New York United Nations 1991.
主題:
Population.
Population policy.