@book{218809,
	author = {United States},
	title = {File libraries},
	publisher = {Superintentdent of Documents, U.S. Government Printing Office},
	address = {Washington, D.C.},
	note = {Description based on version last updated June 15, 2004; title from home page caption (viewed on June 17, 2004)},
	url = {http://purl.access.gpo.gov/GPO/LPS50290}
}