APA-viite (7. p.)
ebrary, Inc, Helm, D., & Hepburn, C. (2009). The economics and politics of climate change. Oxford University Press.
Chicago-viite (17. p.)
ebrary, Inc, Dieter Helm, ja Cameron Hepburn. The Economics and Politics of Climate Change. Oxford ; New York: Oxford University Press, 2009.
MLA-viite (9. p.)
ebrary, Inc, et al. The Economics and Politics of Climate Change. Oxford University Press, 2009.
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