@book{33574,
	author = {National Research Council (U.S.). and United States.},
	title = {Land use and wildlife resources},
	publisher = {National Academy of Sciences,},
	year = {1970.},
	address = {Washington :},
	note = {Study carried out at the request of the U.S. Dept. of Agriculture.},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10071995}
}