@book{121475,
	author = {Library of Congress.},
	title = {Classification. Class P. Subclasses P-PM. Supplement. Index to languages and dialects /},
	publisher = {The Library :},
	year = {1983.},
	address = {Washington :},
	edition = {3rd ed.},
	note = {Kept up to date by the division's L.C. classification--additions and changes, and by two publications irregularly issued by Gale Research Company entitled: Library of Congress classification schedules--a cumulation of additions and changes, Class P, Subclasses P-PM, Supplement and Library of Congress classification schedules combined with additions and changes.}
}