1.		Climate change and tourism - responding to global challenges / World Tourism Organization, United Nations Environment Programme Col.autor: OMT Co col. autor: United Nations Environment Programme COTA(S): 12136; 12136-Dg
2.		International forum on rural tourism: final report - Guiyang, Guizhou Province, China, 4 - 6 September 2006 / World Tourism Organization Data Publicação: 2008 Col.autor: OMT COTA(S): 12141
3.		Tourism and Handicrafts / World Tourism Organization Col.autor: OMT COTA(S): 12149