@book{25228,
	author = {Arán, Santos.},
	title = {Caballos, mulos, asnos, equinotecnia : },
	editor = {Gráf. Yagües)},
	publisher = {[s.n.], },
	year = {1949 (},
	series = {Biblioteca pecuaria},
	address = {Madrid : }
}