@book{17894,
	author = {LeGrand, H. E.},
	title = {Drifting continents and shifting theories :},
	publisher = {Cambridge University Press,},
	year = {1988.},
	address = {Cambridge ;},
	note = {Includes index.},
	url = {http://www.loc.gov/catdir/description/cam023/88030254.html}
}