@book{4315,
	author = {Norton, Bryan. and ebrary, Inc.},
	title = {Toward unity among environmentalists},
	publisher = {Oxford University Press,},
	year = {1994, c1991.},
	address = {New York :},
	edition = {New ed.},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10278672}
}