@book{21026,
	author = {Cole, H. H., and Esaín Escobar, Jaime,},
	title = {Producción animal /},
	publisher = {Acribia,},
	year = {1973.},
	address = {Zaragoza, España :},
	edition = {2a ed.},
	note = {Incluye índice}
}