APA (7th ed.) Citation

Leonard, R. L. (2005). Guide to the European Union (9. ed.). Profile Books.

Chicago Style (17th ed.) Citation

Leonard, R. L. Guide to the European Union. 9. ed. London: Profile Books, 2005.

MLA (9th ed.) Citation

Leonard, R. L. Guide to the European Union. 9. ed. Profile Books, 2005.

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