@book{37515,
	author = {Makkar, Harinder P.S. and Vercoe, Philip E. and SpringerLink (Online service)},
	title = {Measuring Methane Production From Ruminants},
	publisher = {Springer Netherlands,},
	year = {2007.},
	address = {Dordrecht :},
	url = {http://dx.doi.org/10.1007/978-1-4020-6133-2}
}