@book{23232,
	author = {Tillett, Barbara B. and Catlogingpolicy and support office, Library Services.},
	title = {Library of Congress subject heading /},
	publisher = {Library of congress,},
	year = {c1997},
	address = {Washington :},
	edition = {20th ed},
	note = {Volume 1 A-C,  Volume 2 D-J, Volume 3 K-P, Volume  4 Q-Z}
}