1.		Annual Report / World Tourism Organization-UNWTO Data Publicação: 2010 Col.autor: World Tourism Organization COTA(S): 14525-I; 14525-I.a; 14525-II; 14525-II-Dg; 14525-III; 14525-IV; 14525-IV.a; 14525-V; 14525-V.a; 14525-VII.a; 14525-VI; 14525-VII; 14525-VI.a; 14525-VIII; 14525-VIII.a
2.		Making tourism more sustainable : A guide for policy makers / United Nations Environment Programme, World Tourism Organization Data Publicação: 2005 Col.autor: United Nations Environment Programme World Tourism Organization COTA(S): 15659; 15659-Dg
3.		Responding to Climate Change – Tourism Initiatives in Asia and the Pacific / World Tourism Organization (UNWTO) Data Publicação: 2014 Col.autor: World Tourism Organization COTA(S): 16327; 16327-Dg
4.		New platform services (or the so-called sharing economy) : Understand, rethink and adapt Data Publicação: 2017 Col.autor: World Tourism Organization COTA(S): 17334
5.		Future Challenges for Cultural Tourism : Saint Petersburg, Russian Federation, 5 October 2002 Data Publicação: 2002 Col.autor: World Tourism Organization COTA(S): 17778