@book{51921,
	author = {Barthel-Bouchier, Diane L., and ebrary, Inc.},
	title = {Cultural heritage and the challenge of sustainability},
	publisher = {Left Coast Press,},
	year = {2013.},
	address = {Walnut Creek, CA :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10632565}
}