A history of international relations theory

MLA

Knutsen, Torbjørn L. A History of International Relations Theory. Third edition. Manchester: Manchester University Press, 2016.

APA

Knutsen, T. L. (2016). A history of international relations theory. Third edition. Manchester: Manchester University Press.

Chicago

Knutsen, Torbjørn L., A History of International Relations Theory. Third edition. Manchester: Manchester University Press, 2016.