@book{130283,
	author = {Cravens, Thomas D. and ebrary, Inc.},
	title = {Variation and reconstruction},
	publisher = {Johns Benjamins Pub.,},
	year = {c2006.},
	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=10462983}
}