@book{206833,
	author = {Sommer, Sven Gjedde,},
	title = {Animal manure : recycling, treatment, and management /},
	publisher = {John Wiley & Sons, Inc.,},
	year = {2013.},
	address = {Chichester, West Sussex :},
	note = {Includes index.},
	url = {http://onlinelibrary.wiley.com/book/10.1002/9781118676677}
}