@book{31978,
	author = {Sorenson, Corinna. and Drummond, M. F. and ebrary, Inc.},
	title = {Ensuring value for money in health care},
	publisher = {World Health Organization on behalf of European Observatory on Health Systems and Policies,},
	year = {c2008.},
	address = {Geneva :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10252500}
}