Link:Green Globe CertificationEVVC (Europäischer Verband der Veranstaltungs-Centren e.V.)CCD Congress Center DüsseldorfDownload:PDF-Version in Deutsch (22 kB) ###>Link:Green Globe CertificationEVVC (European Association of Event Centres) CCD Congress Center DüsseldorfDownload:PDF-Version in English (22 kB)