@book{121478,
	author = {Library of Congress.},
	title = {Classification. Class H. Subclasses HM-HX. Social sciences. Sociology /},
	publisher = {Library of Congress :},
	year = {1980.},
	address = {Washington :},
	edition = {4th ed.},
	note = {Kept up to date by the Division's L.C. classification--additions and changes, and by an irregular cumulative publication issued by Gale Research Company, entitled: Library of Congress classification schedules : combined with additions and changes through [year] : class H, social sciences, subclasses HM-HX, sociology (Title varies slightly)}
}