Frank Seifert, Congress- & Messe-Marketing International, became the German representative of the marketing alliance Salzburg Congress und Hofburg Convention Centre Vienna on 1 July 2002. cminternational@t-online.de
Frank Seifert, Congress- & Messe-Marketing International, became the German representative of the marketing alliance Salzburg Congress und Hofburg Convention Centre Vienna on 1 July 2002. cminternational@t-online.de
