| Type |  Book |
| ชื่อเรื่อง | The Sex and age distributions of population : the 1990 revision of the United Nations global population estimates and projections / Department of International Economic and Social Affairs |
| ISBN | 9211512204 |
| พิมพลักษณ์ | New York : United Nations, c1991 |
| รูปเล่ม | viii, 391 p. ; 29 cm |
| หัวเรื่อง | Age distribution (Demography) --Tables [] |
| | Population forecasting |
| | Population --Statistics [] |
| | Sex distribution (Demography) --Tables [] |