APA

Hix Simon,, . (2005). The political system of the Euroean Union. New York: Palgrave MacMillan.

Chicago

Hix Simon,, . 2005. The political system of the Euroean Union. New York: Palgrave MacMillan.

Harvard

Hix Simon,, . (2005). The political system of the Euroean Union. New York: Palgrave MacMillan.

MLA

Hix Simon,, . The political system of the Euroean Union. New York: Palgrave MacMillan. 2005.