APA引文

United Nations. (2012). World Economic Situation and Prospects 2012. United Nations.

Chicago Edition Citation

United Nations. World Economic Situation and Prospects 2012. New York: United Nations, 2012.

MLA引文

United Nations. World Economic Situation and Prospects 2012. United Nations, 2012.

警告：這些引文格式不一定是100％准確.