@book{115882,
	author = {Lehmann, Winfred P. and ebrary, Inc.},
	title = {Perspectives on historical linguistics},
	publisher = {J. Benjamins,},
	year = {1982.},
	series = {Amsterdam studies in the theory and history of linguistic science. Series IV, Current issues in linguistic theory,},
	address = {Amsterdam ;},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10509649}
}