APA (7th ed.) Citation

McCallum, R. B. (1944). Public opinion and the last peace. Oxford University Press.

Chicago Style (17th ed.) Citation

McCallum, Ronald Buchanan. Public Opinion and the Last Peace. London, New York [etc.]: Oxford University Press, 1944.

MLA (9th ed.) Citation

McCallum, Ronald Buchanan. Public Opinion and the Last Peace. Oxford University Press, 1944.