United Nations Development Programme, yiping zhou, & cosmas gitta. (2003). Cooperation south. United Nations Development Programme.
芝加哥风格引文United Nations Development Programme, yiping zhou, 与 cosmas gitta. Cooperation South. New York: United Nations Development Programme, 2003.
MLA引文United Nations Development Programme, et al. Cooperation South. United Nations Development Programme, 2003.
警告：这些引文格式不一定是100％准确.