@book{218925,
	author = {United States},
	title = {Guide to the... economic census},
	publisher = {U.S. Census Bureau},
	address = {Washington,D.C.},
	note = {Description based on: 1997; title screen (viewed on Feb. 25, 2004).},
	url = {http://purl.access.gpo.gov/GPO/LPS25337}
}