@book{CantallopsOteroIglesiasetal.2006,
  author    = {Esperanza Cantallops and Conchita Otero and Ana Iglesias and Andr{\´e}s Re},
  title     = {Sin rodeos : curso intensivo de espanol [Hauptband]},
  isbn      = {3-936496-84-6},
  year      = {2006},
}