@book{167263,
	author = {World Bank.},
	title = {Costa Rica, a pension reform strategy.},
	publisher = {World Bank,},
	year = {2000.},
	series = {A World Bank country study},
	address = {Washington, D.C. :},
	url = {http://elibrary.worldbank.org/content/book/9780821346549}
}