International Union of Official Travel Organizations Brussels. (1958). Proceedings of the thirteenth international conference of the International Union of Official Travel Organizations held in Brussels 6th-11th October 1958. IUOTO.
Chicago Style (17th ed.) CitationInternational Union of Official Travel Organizations Brussels. Proceedings of the Thirteenth International Conference of the International Union of Official Travel Organizations Held in Brussels 6th-11th October 1958. Brussels: IUOTO, 1958.
MLA (9th ed.) CitationInternational Union of Official Travel Organizations Brussels. Proceedings of the Thirteenth International Conference of the International Union of Official Travel Organizations Held in Brussels 6th-11th October 1958. IUOTO, 1958.
Warning: These citations may not always be 100% accurate.