@book{6068,
	author = {Yule, George,},
	title = {The study of language :},
	publisher = {Cambridge University Press,},
	year = {1985 [reprinted 1989].},
	address = {Cambridge [Cambridgeshire] ;},
	url = {http://www.loc.gov/catdir/toc/cam023/85005914.html}
}