International Union of Official Travel Organization. (1966). Economic review of world tourism. International Union of Official Travel Organization.
Chicago Style (17th ed.) CitationInternational Union of Official Travel Organization. Economic Review of World Tourism. Geneva: International Union of Official Travel Organization, 1966.
MLA (9th ed.) CitationInternational Union of Official Travel Organization. Economic Review of World Tourism. International Union of Official Travel Organization, 1966.
Warning: These citations may not always be 100% accurate.