Gaya APA

Marsden, W. (2007). Stupid to the last drop : how alberta is bringing environmental armagedon (Ed. Ke- 1). Canada: Alfred A. Knopf Canada.

Gaya MLA

Marsden, Wiliam. "Stupid to the last drop : how alberta is bringing environmental armagedon". Ed. Ke- 1 Canada: Alfred A. Knopf Canada, 2007. Text.