Christiansen, T., & Duke, S. (2013). The Maastricht Treaty: Second thoughts after 20 years. Routledge.
Chicago Style (17th ed.) CitationChristiansen, Thomas, and Simon Duke. The Maastricht Treaty: Second Thoughts After 20 Years. London ; New York: Routledge, 2013.
MLA (9th ed.) CitationChristiansen, Thomas, and Simon Duke. The Maastricht Treaty: Second Thoughts After 20 Years. Routledge, 2013.
Warning: These citations may not always be 100% accurate.