@book{37547,
	author = {Lopez, J. Humberto. and Serven, Luis. and World Bank.},
	title = {A normal relationship ? },
	publisher = {World Bank,},
	year = {2006},
	series = {Policy research working paper ;},
	address = {Washington, D.C. :},
	note = {Title from PDF file as viewed on 1/12/2006.}
}