APA (7th ed.) Citation

Stearns, P. N. (2008). The Oxford encyclopedia of the modern world. Oxford University Press.

Chicago Style (17th ed.) Citation

Stearns, Peter N. The Oxford Encyclopedia of the Modern World. Oxford ; New York: Oxford University Press, 2008.

MLA (8th ed.) Citation

Stearns, Peter N. The Oxford Encyclopedia of the Modern World. Oxford University Press, 2008.