APA (7th ed.) Citation

Powell, J. L. (2014). Four revolutions in the earth sciences: From heresy to truth. Columbia University Press.

Chicago Style (17th ed.) Citation

Powell, James Lawrence. Four Revolutions in the Earth Sciences: From Heresy to Truth. New York: Columbia University Press, 2014.

MLA (8th ed.) Citation

Powell, James Lawrence. Four Revolutions in the Earth Sciences: From Heresy to Truth. Columbia University Press, 2014.