@book{219208,
	author = {Libary of Congress.},
	title = {MARC 21 concise format for bibliographic data},
	publisher = {Library of Congress},
	address = {Washington, D.C.},
	note = {Title from home page last updated Oct. 2002(viewedon Jan. 21, 2004).},
	url = {http://purl.access.gpo.gov/GPO/LPS35317}
}