APA (7th ed.) Citation

Helm, D., & Hepburn, C. (2011). The economics and politics of climate change. Oxford University Press.

Chicago Style (17th ed.) Citation

Helm, Dieter, and Cameron Hepburn. The Economics and Politics of Climate Change. Oxford: Oxford University Press, 2011.

MLA (9th ed.) Citation

Helm, Dieter, and Cameron Hepburn. The Economics and Politics of Climate Change. Oxford University Press, 2011.