1.		Tourism peace and sustainable development for Africa, Luanda-Angola, 29-30 May 2003 / World Tourism Organization Data Publicação: 2003 Col.autor: OMT COTA(S): 9684
2.		Développement durable de l'écotourisme: recueil de bonnes pratiques dans les PME / Organisation Mondiale du Tourisme Data Publicação: 2003 Col.autor: OMT COTA(S): 9788
3.		A report on the WTO/ENESCAP national seminar on sustainable tourism resource management, Phnom Penh, Cambodia, 9-10 June 2003 / World Tourism Organization Data Publicação: 2003 Col.autor: OMT COTA(S): 10172; 10172-a