@book{255095,
	author = {Library of Congress.},
	title = {Library of Congress classification PDF files.},
	publisher = {Library of Congress, [Policy and Standards Division],},
	year = {2012-},
	address = {[Washington, D.C.] :},
	note = {Web site provides full-text PDF files of Library of Congress classification schedules, A-Z.},
	url = {http://purl.fdlp.gov/GPO/gpo72588}
}