APA (7th ed.) Citation

Beard. (1936). The devil theory of war: An inquiry into the nature of history and the possibility of keeping out of war. Greenwood Press.

Chicago Style (17th ed.) Citation

Beard. The Devil Theory of War: An Inquiry into the Nature of History and the Possibility of Keeping Out of War. Westpoet: Greenwood Press, 1936.

MLA (8th ed.) Citation

Beard. The Devil Theory of War: An Inquiry into the Nature of History and the Possibility of Keeping Out of War. Greenwood Press, 1936.