Cita APA (7a ed.)

Sluis, A. v., & Sluis, A. v. (2013). Contested police systems: Changes in the police systems in Belgium, Denmark, England & Wales, Germany, and the Netherlands. Eleven International Publ.

Cita Chicago Style (17a ed.)

Sluis, Arie van, y Arie van Sluis. Contested Police Systems: Changes in the Police Systems in Belgium, Denmark, England & Wales, Germany, and the Netherlands. The Hague: Eleven International Publ, 2013.

Cita MLA (8a ed.)

Sluis, Arie van, y Arie van Sluis. Contested Police Systems: Changes in the Police Systems in Belgium, Denmark, England & Wales, Germany, and the Netherlands. Eleven International Publ, 2013.