Citazione Stile APA (7a Edizione)

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

Citazione stile Chigago Style (17a edizione)

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

Citatione MLA (8a ed.)

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