Style de citation APA

Gray, C. S. (2007). War, peace and international relations: An introduction to strategic history. Routledge.

Style de citation Chicago

Gray, Colin S. War, Peace and International Relations: An Introduction to Strategic History. New York [u.a.]: Routledge, 2007.

Style de citation MLA

Gray, Colin S. War, Peace and International Relations: An Introduction to Strategic History. Routledge, 2007.