APA (7th ed.) Citation

Bjorn Lomborg. (2006). How to spend $50 billion to make the world a better place. Cambridge University Press.

Chicago Style (17th ed.) Citation

Bjorn Lomborg. How to Spend $50 Billion to Make the World a Better Place. New York: Cambridge University Press, 2006.

MLA (9th ed.) Citation

Bjorn Lomborg. How to Spend $50 Billion to Make the World a Better Place. Cambridge University Press, 2006.