@book{121407,
	author = {Library of Congress. and Gale Research Company.},
	title = {Classification. Class M. Music and books on music /},
	publisher = {The Library : for sale by Cataloging Distribution Services, Library of Congress,},
	year = {1978.},
	address = {Washington :},
	edition = {3rd ed.},
	note = {"A revision of the second edition, originally published in 1917, and includes additions and changes made by the Library of Congress through June 1977."}
}