@book{37802,
	author = {Dalton, David A. and ebrary, Inc.},
	title = {The natural world of Lewis and Clark},
	publisher = {University of Missouri Press,},
	year = {c2008.},
	address = {Columbia, Mo. :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10237203}
}