Cita APA (7a ed.)

Lenaerts, K., Bray, R., & Nuffel, P. V. (1999). Constitutional law of the European Union. Sweet & Maxwell.

Cita Chicago Style (17a ed.)

Lenaerts, Koenraad, Robert Bray, y Piet Van Nuffel. Constitutional Law of the European Union. London: Sweet & Maxwell, 1999.

Cita MLA (9a ed.)

Lenaerts, Koenraad, et al. Constitutional Law of the European Union. Sweet & Maxwell, 1999.