United Nations. Department of International Economic and Social Affairs. (1980). Patterns of urban and rural population growth. United Nations.
Chicago-Zitierstil (17. Ausg.)United Nations. Department of International Economic and Social Affairs. Patterns of Urban and Rural Population Growth. New York: United Nations, 1980.
MLA-Zitierstil (8. Ausg.)United Nations. Department of International Economic and Social Affairs. Patterns of Urban and Rural Population Growth. United Nations, 1980.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.