World Tourism Organization. Commission for Europe. Tourism market trends: Europe 1989-1998: thirty-fourth meeting, Tashkent, Uzbekistan, 19-22 April 1999. Madrid: World Tourism Organization, 1999. 172 s.
WTO Commission for Europe. (1999). Tourism market trends: Europe 1989-1998 : thirty-fourth meeting, Tashkent, Uzbekistan, 19-22 April 1999. Madrid: World Tourism Organization.
Styl ChicagoWTO Commission for Europe. Tourism Market Trends: Europe 1989-1998 : Thirty-fourth Meeting, Tashkent, Uzbekistan, 19-22 April 1999. Madrid: World Tourism Organization, 1999.
Citace podle MLAWTO Commission for Europe. Tourism Market Trends: Europe 1989-1998 : Thirty-fourth Meeting, Tashkent, Uzbekistan, 19-22 April 1999. Madrid: World Tourism Organization, 1999.
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