APA (7th ed.) Citation

Duff, A., Pinder, J., & Pryce, R. (1994). Maastricht and beyond: Building the European Union. Routledge.

Chicago Style (17th ed.) Citation

Duff, Andrew, John Pinder, and Roy Pryce. Maastricht and Beyond: Building the European Union. London: Routledge, 1994.

MLA (8th ed.) Citation

Duff, Andrew, et al. Maastricht and Beyond: Building the European Union. Routledge, 1994.