APA (7th ed.) Citation

Hill, C., Smith, M., & Vanhoonacker, S. (2017). International relations and the European Union (3rd ed.). University Press.

Chicago Style (17th ed.) Citation

Hill, Christopher, Michael Smith, and Sophie Vanhoonacker. International Relations and the European Union. 3rd ed. Oxford [etc.]: University Press, 2017.

MLA (9th ed.) Citation

Hill, Christopher, et al. International Relations and the European Union. 3rd ed. University Press, 2017.