Travel and tourism competitiveness index world economic forum?
Travel and Tourism Competitiveness Report
Jennifer Blanke og Thea Chiesa, redaktører (2007). "The Travel & Tourism Competitiveness Report 2007" (PDF). World Economic Forum, Genève, Schweiz. Hentet 2009-03-04. CS1 maint: Ekstra tekst: forfatterliste (link)
Travel and Tourism Competitiveness Report
Jennifer Blanke and Thea Chiesa, Editors (2007). "The Travel & Tourism Competitiveness Report 2007" (PDF). World Economic Forum, Geneva, Switzerland. Retrieved 2009-03-04. CS1 maint: Extra text: authors list (link)
Travel and Tourism Competitiveness Report