European integration in the era of the European Union's enlargement and the development of tourism & World Tourism Organization. (2004). European integration in the era of the European Union's enlargement and the development of Tourism: Malta 22-23 May 2003 = L'integration europeenne a l'ere de l'elargissement de l'Union europeene et le developpement du tourisme : Malte 22-23 Mai 2003. World Tourism Organization.
Παραπομπή σε μορφή Chicago (17η εκδ.)European integration in the era of the European Union's enlargement and the development of tourism και World Tourism Organization. European Integration in the Era of the European Union's Enlargement and the Development of Tourism: Malta 22-23 May 2003 = L'integration Europeenne a L'ere De L'elargissement De L'Union Europeene Et Le Developpement Du Tourisme : Malte 22-23 Mai 2003. [Paris]: World Tourism Organization, 2004.
Παραπομπή σε μορφή MLA (9th εκδ.)European integration in the era of the European Union's enlargement and the development of tourism και World Tourism Organization. European Integration in the Era of the European Union's Enlargement and the Development of Tourism: Malta 22-23 May 2003 = L'integration Europeenne a L'ere De L'elargissement De L'Union Europeene Et Le Developpement Du Tourisme : Malte 22-23 Mai 2003. World Tourism Organization, 2004.