World Health Organization, ebrary, Inc, Stuart, M. C., Kouimtzi, M., & Hill, S. (2009). WHO model formulary 2008. World Health Organization.
芝加哥风格引文World Health Organization, Inc ebrary, Mark C. Stuart, Maria Kouimtzi, 与 Suzanne Hill. WHO Model Formulary 2008. Geneva: World Health Organization, 2009.
MLA引文World Health Organization, et al. WHO Model Formulary 2008. World Health Organization, 2009.
警告：这些引文格式不一定是100％准确.