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.

التفاصيل البيبلوغرافية
مؤلف مشترك: United Nations Department of International Economic and Social Affairs
التنسيق: كتاب
اللغة:English
منشور في: New York United Nations 1991.
الموضوعات:
Population.
Population policy.