Cita APA (7a ed.)
Powell, J. L. (2015). Four revolutions in the earth sciences: From heresy to truth. Columbia University Press.
Cita Chicago Style (17a ed.)
Powell, James Lawrence. Four Revolutions in the Earth Sciences: From Heresy to Truth. New York: Columbia University Press, 2015.
Cita MLA (9a ed.)
Powell, James Lawrence. Four Revolutions in the Earth Sciences: From Heresy to Truth. Columbia University Press, 2015.
Precaución: Estas citas no son 100% exactas.