APA (7th ed.) Citation

Booth, K. (1997). International relations theory today (Reprinted.). Polity Press.

Chicago Style (17th ed.) Citation

Booth, Ken. International Relations Theory Today. Reprinted. Cambridge: Polity Press, 1997.

MLA (9th ed.) Citation

Booth, Ken. International Relations Theory Today. Reprinted. Polity Press, 1997.

Warning: These citations may not always be 100% accurate.