@book{125673,
	author = {Roberts, Ian G. and ebrary, Inc.},
	title = {Principles and parameters in a VSO language},
	publisher = {Oxford University Press,},
	year = {2005.},
	series = {Oxford studies in comparative syntax},
	address = {Oxford ;},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10211949}
}