@book{224613,
	author = {Forsman, Eric D. and ebrary, Inc.},
	title = {Population demography of northern spotted owls},
	publisher = {University of California Press,},
	year = {c2011.},
	series = {Studies in avian biology ;},
	address = {Berkeley :},
	note = {"A Publication of the Cooper Ornithological Society."},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10482129}
}