@book{46245,
	author = {Wildgen, Wolfgang. and ebrary, Inc.},
	title = {The evolution of human language},
	publisher = {John Benjamins Pub.,},
	year = {2004.},
	series = {Advances in consciousness research,},
	address = {Philadelphia, PA :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10061389}
}