@book{169311,
	author = {I. Ginzález Orozco, Tomas Arturo, comp. II. Espinoza Garcí, José Antonio, comp.},
	title = {GGAVATT Guanajuato: Transferencia de tecnología pecuaria  /},
	publisher = {SAGARPA :,},
	year = {2004},
	address = {México  :}
}