@book{195010,
	author = {Briggs, Xavier de Souza. and Popkin, Susan J. and ebrary, Inc.},
	title = {Moving to opportunity},
	publisher = {Oxford University Press,},
	year = {2010.},
	address = {New York :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10372144}
}