APA (7th ed.) Zitazioa
Johnston, T. A., & Stout, S. (1999). Investing in health: Development effectiveness in the health, nutrition, and population sector. The World Bank.
Chicago Style (17th ed.) Zitazioa
Johnston, Timothy A., eta Susan Stout. Investing in Health: Development Effectiveness in the Health, Nutrition, and Population Sector. Washington, DC: The World Bank, 1999.
MLA (9th ed.) Zitazioa
Johnston, Timothy A., eta Susan Stout. Investing in Health: Development Effectiveness in the Health, Nutrition, and Population Sector. The World Bank, 1999.
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