@book{146523,
	author = {Forbes, J. M. and ebrary, Inc.},
	title = {Voluntary food intake and diet selection of farm animals},
	publisher = {CABI,},
	year = {c2007.},
	address = {Wallingford :},
	edition = {2nd ed.},
	note = {Previous ed.: 1995.},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10188915}
}