@book{33979,
	author = {Mudhoo, Ackmez. and ebrary, Inc.},
	title = {Biogas production},
	publisher = {John Wiley ;},
	year = {c2012.},
	address = {Hoboken, N.J. :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10643073}
}