@book{142554,
	author = {Rudolph, Heinz P. and Rocha, Roberto Rezende. and World Bank.},
	title = {Competition and performance in the Polish second pillar},
	publisher = {World Bank,},
	year = {2007.},
	series = {World Bank working paper,},
	address = {Washington, DC :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10180742}
}