United Nations. Department of International Economic and Social Affairs. (1980). Patterns of urban and rural population growth. United Nations.
芝加哥风格引文United Nations. Department of International Economic and Social Affairs. Patterns of Urban and Rural Population Growth. New York: United Nations, 1980.
MLA引文United Nations. Department of International Economic and Social Affairs. Patterns of Urban and Rural Population Growth. United Nations, 1980.
警告：这些引文格式不一定是100％准确.