United Nations. Department of International Economic and Social Affairs. (1987). Global estimates and projections of population by sex and age: The 1984 assessment. United Nations.
Citación estilo ChicagoUnited Nations. Department of International Economic and Social Affairs. Global Estimates and Projections of Population by Sex and Age: The 1984 Assessment. New York: United Nations, 1987.
Cita MLAUnited Nations. Department of International Economic and Social Affairs. Global Estimates and Projections of Population by Sex and Age: The 1984 Assessment. United Nations, 1987.
Warning: These citations may not always be 100% accurate.