@book{165944,
	author = {Pinker, Steven, and ebrary, Inc.},
	title = {Language learnability and language development},
	publisher = {Harvard University Press,},
	year = {1984.},
	series = {Cognitive science series ;},
	address = {Cambridge, MA :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10314275}
}