Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (9th ed.)

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