APA (7th ed.) Citation

Zellen, B. S. (2011). The realist tradition in international relations: The foundation of Western order. Praeger.

Chicago Style (17th ed.) Citation

Zellen, Barry Scott. The Realist Tradition in International Relations: The Foundation of Western Order. Santa Barbara, CA [u.a.]: Praeger, 2011.

MLA (9th ed.) Citation

Zellen, Barry Scott. The Realist Tradition in International Relations: The Foundation of Western Order. Praeger, 2011.