@book{221453,
	author = {Wright, H. E. and ebrary, Inc.},
	title = {The Holocene},
	publisher = {Longman,},
	year = {1983.},
	series = {Late-Quaternary environments of the United States ;},
	address = {London :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10194309}
}