@book{218331,
	author = {U.S. Census Bureau.},
	title = {Population estimates},
	publisher = {U.S. Census Bureau, Population Division},
	address = {Washington D.C.},
	note = {Description based on contents viewed Aug. 29,2003; title from web page (last updated May 31,2006)},
	url = {http://purl.access.gpo.gov/GPO/LPS76088}
}