APA (7th ed.) Citation

Gray, C. S. (2012). War, peace and international relations: An introduction to strategic history (Second Edition.). Routledge.

Chicago Style (17th ed.) Citation

Gray, Colin S. War, Peace and International Relations: An Introduction to Strategic History. Second Edition. Abingdon, UK : New York: Routledge, 2012.

MLA (9th ed.) Citation

Gray, Colin S. War, Peace and International Relations: An Introduction to Strategic History. Second Edition. Routledge, 2012.