Cita APA (7a ed.)

Hix, S., & Hoyland, B. (2011). The political system of the European Union (3rd ed.). Palgrave Macmillan.

Cita Chicago Style (17a ed.)

Hix, Simon, y Bjorn Hoyland. The Political System of the European Union. 3rd ed. Basingstoke: Palgrave Macmillan, 2011.

Cita MLA (9a ed.)

Hix, Simon, y Bjorn Hoyland. The Political System of the European Union. 3rd ed. Palgrave Macmillan, 2011.