@book{11423,
	author = {Hughes, Norman F.},
	title = {Palaeobiology of angiosperm origins :},
	publisher = {Cambridge University Press,},
	year = {1976.},
	series = {Cambridge earth science series},
	address = {Cambridge ; New York :},
	url = {http://www.loc.gov/catdir/enhancements/fy1004/75003855-d.html}
}