@book{167185,
	author = {Aoyama, Atsuko,},
	title = {Toward a virtuous circle:},
	publisher = {World Bank,},
	year = {c1999.},
	series = {Health, nutrition, and population series},
	address = {Washington, D.C. :},
	url = {http://elibrary.worldbank.org/content/book/9780821345573}
}