World Health organization. (2009). Priority areas for research in communicable diseases. World Health Organization.
芝加哥风格引文World Health organization. Priority Areas for Research in Communicable Diseases. New Delhi: World Health Organization, 2009.
MLA引文World Health organization. Priority Areas for Research in Communicable Diseases. World Health Organization, 2009.
警告：这些引文格式不一定是100％准确.