@book{110515,
	author = {Francia.  and Díaz Rodríguez-Ponga, Gonzalo.},
	title = {Cría de la perdiz gris (Perdix perdix) y de la perdiz roja (Alectoris rufa) / },
	publisher = {Mundi, },
	year = {1980.},
	address = {Madrid : },
	edition = {2ª. ed.}
}