APA-Zitierstil (7. Ausg.)

Booth, K., & Erskine, T. (2016). International relations theory today (Second edition.). Polity Press.

Chicago-Zitierstil (17. Ausg.)

Booth, Ken, und Toni Erskine. International Relations Theory Today. Second edition. Cambridge, UK: Polity Press, 2016.

MLA-Zitierstil (9. Ausg.)

Booth, Ken, und Toni Erskine. International Relations Theory Today. Second edition. Polity Press, 2016.