APA (7th ed.) Citation

Varatharajan Durairaj. (2007). The bottom billion: Why are the poorest countries failing and what can be done about it. The World Health Organization.

Chicago Style (17th ed.) Citation

Varatharajan Durairaj. The Bottom Billion: Why Are the Poorest Countries Failing and What Can Be Done About It. The World Health Organization, 2007.

MLA (9th ed.) Citation

Varatharajan Durairaj. The Bottom Billion: Why Are the Poorest Countries Failing and What Can Be Done About It. The World Health Organization, 2007.

Warning: These citations may not always be 100% accurate.