APA (7th ed.) Citation

Nicholls, C. S. (1990). Power: A political history of the twentieth century. Oxford University Press.

Chicago Style (17th ed.) Citation

Nicholls, C. S. Power: A Political History of the Twentieth Century. New York: Oxford University Press, 1990.

MLA (9th ed.) Citation

Nicholls, C. S. Power: A Political History of the Twentieth Century. Oxford University Press, 1990.