@book{179093,
	author = {Sarkis, Joseph. and ebrary, Inc.},
	title = {Greener manufacturing and operations},
	publisher = {Greenleaf Pub.,},
	year = {2001.},
	address = {Sheffield, South Yorkshire, England :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10650091}
}