@book{218869,
	author = {United States},
	title = {The older population i9n the United States},
	publisher = {U.S. Dept. of Commerce, Economics and Statistics Administration U.S. Census Bureau},
	year = {2000-},
	address = {Washington, DC.},
	note = {Title from caption},
	url = {http://access.gpo.gov/GPO/LPS28891}
}