@book{231607,
	author = {Byng-Hall, John. and ebrary, Inc.},
	title = {Multiple voices},
	publisher = {Karnac,},
	year = {2002.},
	series = {Tavistock Clinic series},
	address = {London :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10463811}
}