@book{16693,
	author = {Perez, J.-M.,},
	title = {Tables of composition and nutritional value of feed materials :},
	publisher = {Brill | Wageningen Academic,},
	year = {2004.},
	address = {Leiden ;},
	url = {http://dx.doi.org/10.3920/978-90-8686-668-7}
}