WHO. (2011). The international pharmacopoeia (4th ed.). World Health Organization.
芝加哥风格引文WHO. The International Pharmacopoeia. 4th ed. Geneva: World Health Organization, 2011.
MLA引文WHO. The International Pharmacopoeia. 4th ed. World Health Organization, 2011.
警告：这些引文格式不一定是100％准确.