Tourism resources in Eastern Europe: Problems and prospects for cooperation. Off. for Official Publ. of the European Communities.
Chicago-Zitierstil (17. Ausg.)Tourism Resources in Eastern Europe: Problems and Prospects for Cooperation. Luxembourg: Off. for Official Publ. of the European Communities.
MLA-Zitierstil (9. Ausg.)Tourism Resources in Eastern Europe: Problems and Prospects for Cooperation. Off. for Official Publ. of the European Communities.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.