Sphere Project

year of pub­li­ca­ti­onISBNauthor(s)title
2011978-1-908176-00-4Sphere ProjectHumanitarian charter and minimum standards in humanitarian response
  ''978-1-908176-01-1Sphere ProjectLa Charte Humanitaire Et Et Les Standards Minimums De L'Intervention Humanitaires
  ''978-1-908176-02-8   ''Carta Humanitaria y Normas Minimas De Respuesta Humanitaria