@book{53936,
	author = {Royston, Ángela and Harper, Piers, ill./Oliden, Agustina, tr. Kenyon, Tony, tr.},
	title = {Volcanes:},
	publisher = { Sigmar,},
	year = { 2000},
	series = {Apuntes : Calas históricas},
	address = {Buenos Aires :}
}