@book{17320,
	author = {Pearson, C. J. and Ison, R. L.},
	title = {Agronomía de los sistemas pastoriles /},
	publisher = {Hemisferio Sur,},
	year = {1994.},
	address = {Buenos Aires :},
	edition = {1a ed.},
	note = {Estado de la obra: Hemisferio Sur.}
}