APA (7th ed.) Citation
O'Neill, W. L. (1999). World War II: A student companion. Oxford University Press.
Chicago Style (17th ed.) Citation
O'Neill, William L. World War II: A Student Companion. New York: Oxford University Press, 1999.
MLA (9th ed.) Citation
O'Neill, William L. World War II: A Student Companion. Oxford University Press, 1999.
Warning: These citations may not always be 100% accurate.