@book{30771,
	author = {Carrera, Sergio. and ebrary, Inc.},
	title = {In search of the perfect citizen?},
	publisher = {Martinus Nijhoff Publishers,},
	year = {2009.},
	series = {Immigration and asylum law and policy in Europe,},
	address = {Leiden ;},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10349324}
}