@book{110669,
	author = {De Palma, Andr�e, and Leruth, Luc. and International Monetary Fund.},
	title = {Towards a principal-agent based typology of risks in public-private partnerships},
	publisher = {International Monetary Fund,},
	year = {c2009.},
	series = {IMF working paper ;},
	address = {[Washington, D.C.] :},
	note = {At head of title: Offices in Europe.},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10369289}
}