Citazione Stile APA (7a Edizione)

Speight, J. G. (2009). Enhanced recovery methods for heavy oil and tar sands. Gulf Pub. Co..

Citazione stile Chigago Style (17a edizione)

Speight, James G. Enhanced Recovery Methods for Heavy Oil and Tar Sands. Houston, TX: Gulf Pub. Co., 2009.

Citatione MLA (9a ed.)

Speight, James G. Enhanced Recovery Methods for Heavy Oil and Tar Sands. Gulf Pub. Co., 2009.