Cita APA (7a ed.)

Wouters, J., Hoffmeister, F., & Ruys, T. (2006). The United Nations and the European Union: An ever stronger partnership. T.M.C. Asser.

Cita Chicago Style (17a ed.)

Wouters, Jan, Frank Hoffmeister, y Tom Ruys. The United Nations and the European Union: An Ever Stronger Partnership. The Hague: T.M.C. Asser, 2006.

Cita MLA (9a ed.)

Wouters, Jan, et al. The United Nations and the European Union: An Ever Stronger Partnership. T.M.C. Asser, 2006.