@book{77416,
	author = {Gutiérrez Sobral, José, },
	title = {¿Hay hielos en el Polo Sur? / },
	editor = {Imp. del Patronato de Huérfanos de Administración Militar)},
	publisher = {[s.n., },
	year = {1908] (},
	address = {Madrid : }
}