APA-referens

Hawken, P., Lovins, A. B., & Lovins, H. L. (2010). Natural capitalism, The next industrial revolution.

Chicago-stil citat

Hawken, Paul, Amory B. Lovins, och Hunter L. Lovins. Natural Capitalism, The Next Industrial Revolution. London, Earth Scan, 2010.

MLA-referens

Hawken, Paul, et al. Natural Capitalism, The Next Industrial Revolution. 2010.