@book{112436,
	author = {Spellenberg, Richard, and Earle, Christopher J.,},
	title = {Trees of Western North America /},
	publisher = {Princeton University Press,},
	year = {2014.},
	series = {Princeton Field Guides},
	address = {Princeton, New Jersey :},
	note = {Includes index.},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10872417}
}