1.		Tourism taxation: striking a fair deal / World Tourism Organization Data Publicação: 1998 Col.autor: OMT COTA(S): 6830
2.		Tourism economic report / World Tourism Organization Data Publicação: 1998 Col.autor: OMT COTA(S): 6856; 6856-a
3.		CEU/ETC seminar on the euro and tourism, Royal Olympic Cruises ship, Greece, 5-8 May 1998 / World Tourism Organization Data Publicação: 1998 Col.autor: OMT COTA(S): 7084; 7084-a; 7084-b
4.		L' euro : incidences sur le tourisme / Organisation mondiale du tourisme Data Publicação: 1998 Col.autor: OMT COTA(S): 7172; 7172-a; 7172-b; 7172-c
5.		Guide for local authorities on developing sustainable tourism / World Tourism Organization Data Publicação: 1998 Col.autor: OMT COTA(S): 7083; 7083-a
6.		L' Afrique et les perspectives du tourisme mondial: l'horizon 2020: défis et opportunités : Séminaire CAF, Grand-Baie, Maurice, 30 avril-1er mai 1998 / Oganisation Mondial du Tourisme Data Publicação: 1998 Col.autor: OMT COTA(S): 7176; 7176-a
7.		Fifty-eighth session - ministerial conference on oceans and new tourism dimensions, Lisbon, Portugal, 5-6 June 1998 / Executive Council Data Publicação: 1998 Col.autor: OMT. Conseil Executif COTA(S): 7316
8.		WTO, UNESCO, APTEC - silk road travel forum on how to source Japan - a major tourist market for the silk road, Kyoto, Japan, 21 February 1998 / World Tourism Organization Data Publicação: 1998 Col.autor: WTO. Kyoto COTA(S): 7369; 7369-a
9.		WTO,JTA - technical seminar on Asian experiences in tourism development partnership, Kyoto, Japan, 19 February 1998 / World Tourism Organization Data Publicação: 1998 Col.autor: WTO. Japan COTA(S): 7368; 7368-a
10.		Silk road tourism - current issues : a report on the third international meeting on the silk road, Tbilisi, Georgia, 2-5 November 1998 / World Tourism Organization Data Publicação: 1998 Col.autor: Silk Road Tourism - current issues : a Report on the Third International Meeting on the Silk Road. 2-5 November 1998 COTA(S): 7367; 7367-a