APA aipamena

Hix, S. (2005). The political system of the European union (Second edition.). Palgrave Macmillan.

Chicago Style aipamena

Hix, Simon. The Political System of the European Union. Second edition. Basingstoke, Hampshire, England: Palgrave Macmillan, 2005.

MLA aipamena

Hix, Simon. The Political System of the European Union. Second edition. Palgrave Macmillan, 2005.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.