APA (7e ed.) Bronvermelding
ebrary, Inc, & Bigo, D. (2010). Europe's 21st century challenge: Delivering liberty. Ashgate.
Chicago (17e ed.) Bronvermelding
ebrary, Inc, en Didier Bigo. Europe's 21st Century Challenge: Delivering Liberty. Farnham, Surrey, [England] ; Burlington, VT: Ashgate, 2010.
MLA (9e ed.) Bronvermelding
ebrary, Inc, en Didier Bigo. Europe's 21st Century Challenge: Delivering Liberty. Ashgate, 2010.
Let op: Deze citaties zijn niet altijd 100% accuraat.