APA-referens (7:e uppl.)
ebrary, Inc, Howse, R., & Nicola�idis, K. (2001). The federal vision: Legitimacy and levels of governance in the United States and the European Union. Oxford University Press.
Chicago-referens (17:e uppl.)
ebrary, Inc, Robert Howse, och Kalypso Nicola�idis. The Federal Vision: Legitimacy and Levels of Governance in the United States and the European Union. Oxford ; New York: Oxford University Press, 2001.
MLA-referens (9:e uppl.)
ebrary, Inc, et al. The Federal Vision: Legitimacy and Levels of Governance in the United States and the European Union. Oxford University Press, 2001.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.