APA (7th ed.) Zitazioa
Speight, J. G. (2009). Enhanced recovery methods for heavy oil and tar sands. Gulf Pub. Co..
Chicago Style (17th ed.) Zitazioa
Speight, James G. Enhanced Recovery Methods for Heavy Oil and Tar Sands. Houston, TX: Gulf Pub. Co., 2009.
MLA (9th ed.) Zitazioa
Speight, James G. Enhanced Recovery Methods for Heavy Oil and Tar Sands. Gulf Pub. Co., 2009.
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