United Nations Environment Programme. (2005). After the tsunami: Rapid environmental assessment. United Nations Environment Programme.
芝加哥风格引文United Nations Environment Programme. After the Tsunami: Rapid Environmental Assessment. Nairobi: United Nations Environment Programme, 2005.
MLA引文United Nations Environment Programme. After the Tsunami: Rapid Environmental Assessment. United Nations Environment Programme, 2005.
警告：这些引文格式不一定是100％准确.