@book{219485,
	author = {Library of Congress.},
	title = {MARC 21 concise format for authority data},
	address = {Washington,D.C.},
	note = {Title from home page last updated Jan. 23,2004(viewed on Jan. 24,2004).},
	url = {http://purl.access.gpo.gov/GPO/LPS42660}
}