Annual risk analysis [Elektronisk resurs], 2011 / [prepared by the Frontex Risk Analysis Unit]
European Agency for the Management of Operational Cooperation at the External Borders of the Member States of the European Union. Risk Analysis Unit
ISBN 978-92-95033-35-1
Warsaw : European Agency for the Management of Operational Cooperation at the External Borders of the Member States of the European Union (FRONTEX), 2011