World Health Organization. (2008). International health regulations (2005) (Second edition.). World Health Organization.
芝加哥风格引文World Health Organization. International Health Regulations (2005). Second edition. Geneva: World Health Organization, 2008.
MLA引文World Health Organization. International Health Regulations (2005). Second edition. World Health Organization, 2008.
警告：这些引文格式不一定是100％准确.