@book{165522,
	author = {Gerson, Kathleen. and ebrary, Inc.},
	title = {Hard choices},
	publisher = {University of California Press,},
	year = {c1985.},
	series = {California series on social choice and political economy},
	address = {Berkeley :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10676206}
}