@book{184722,
	author = {Williams, Dave and Butler, Brent, and Tallgrass Prairie Center.},
	title = {The Tallgrass Prairie Center guide to seed and seedling identification in the Upper Midwest},
	publisher = {Published for the Tallgrass Prairie Center by the University of Iowa Press,},
	year = {2010.},
	series = {A Bur Oak guide},
	address = {Iowa City :},
	edition = {1st ed.},
	note = {Includes index.},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10404279}
}