@book{44567,
	author = {Tienda, Marta. and ebrary, Inc.},
	title = {Youth in cities},
	publisher = {Cambridge University Press,},
	year = {2002.},
	series = {The Jacobs Foundation series on adolescence},
	address = {Cambridge, UK ;},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10073564}
}