APA (7th ed.) Zitazioa
World Health Organization, ebrary, Inc, Stuart, M. C., Kouimtzi, M., & Hill, S. (2009). WHO model formulary 2008. World Health Organization.
Chicago Style (17th ed.) Zitazioa
World Health Organization, Inc ebrary, Mark C. Stuart, Maria Kouimtzi, eta Suzanne Hill. WHO Model Formulary 2008. Geneva: World Health Organization, 2009.
MLA (9th ed.) Zitazioa
World Health Organization, et al. WHO Model Formulary 2008. World Health Organization, 2009.
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