Cita APA (7a ed.)

Speight, J. G. (2017). Deep shale oil and gas. Gulf Professional Publishing.

Cita Chicago Style (17a ed.)

Speight, James G. Deep Shale Oil and Gas. Amsterdam: Gulf Professional Publishing, 2017.

Cita MLA (8a ed.)

Speight, James G. Deep Shale Oil and Gas. Gulf Professional Publishing, 2017.