@book{240210,
	author = {K�opke, Barbara. and ebrary, Inc.},
	title = {Language attrition},
	publisher = {J. Benjamins Pub. Co.,},
	year = {c2007.},
	series = {Studies in bilingualism ;},
	address = {Amsterdam ;},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10185564}
}