APA (7th ed.) Citation

Lansford, L., & Vallance, D. (2011). Oil and gas. Oxford University Press.

Chicago Style (17th ed.) Citation

Lansford, Lewis, and D'Arcy Vallance. Oil and Gas. Oxford: Oxford University Press, 2011.

MLA (9th ed.) Citation

Lansford, Lewis, and D'Arcy Vallance. Oil and Gas. Oxford University Press, 2011.