United States agency. (2008). life Red Sea project: Enhancing sustainable tourism in the southern Red Sea region of Egypt. United States agency for international development.
芝加哥风格引文United States agency. Life Red Sea Project: Enhancing Sustainable Tourism in the Southern Red Sea Region of Egypt. [Cairo]: United States agency for international development, 2008.
MLA引文United States agency. Life Red Sea Project: Enhancing Sustainable Tourism in the Southern Red Sea Region of Egypt. United States agency for international development, 2008.
警告：这些引文格式不一定是100％准确.