@book{2363,
	author = {Trask, R. L. and Millar, Robert McColl,},
	title = {Why do languages change? /},
	publisher = {Cambridge University Press,},
	year = {c2010.},
	address = {Cambridge ;},
	url = {http://www.loc.gov/catdir/enhancements/fy1010/2010292914-b.html}
}