APA (7th ed.) Citation

Leonard, R. L., & Taylor, R. (2016). Routledge guide to the European Union. Routledge.

Chicago Style (17th ed.) Citation

Leonard, R. L., and Robert Taylor. Routledge Guide to the European Union. London ; New York: Routledge, 2016.

MLA (9th ed.) Citation

Leonard, R. L., and Robert Taylor. Routledge Guide to the European Union. Routledge, 2016.

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