@book{84677,
	author = {Gonz�alez-Fontes, Agust�in. and ebrary, Inc.},
	title = {Agricultural sciences},
	publisher = {Studium Press,},
	year = {2010.},
	address = {Houston, Texas :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10417639}
}