@book{224373,
	author = {Library of Congress. and Library of Congress.},
	title = {Library of Congress classification.},
	publisher = {Library of Congress, Cataloging Distribution Service},
	year = {2011.},
	address = {Washington, D.C.},
	edition = {2011 ed.},
	note = {"This edition cumulates all additions and changes to Classes D-DR through Weekly list 2011/20, dated May 18, 2011. Additions and changes made subsequent to that date are published in weekly lists posted on the World Wide Web ... and are also available in Classification Web, the online Web-based edition of the Library of Congress Classification"--T.p. verso.}
}