APA (7th ed.) Citation

Leonard, R. L. (1998). Guide to the European Union. The Economist in association with Profile Books.

Chicago Style (17th ed.) Citation

Leonard, R. L. Guide to the European Union. London: The Economist in association with Profile Books, 1998.

MLA (9th ed.) Citation

Leonard, R. L. Guide to the European Union. The Economist in association with Profile Books, 1998.

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