21.		International conference on metropolitan tourism: Busan, Republic of Korea, 1-12 September 2007 / World Tourism Organization Data Publicação: 2008 Col.autor: OMT
22.		3rd UNWTO Asia-Pacific Executive Training Program on Tourism Policy and Strategy : 15-20 June 2009, Langkawi, Malaysia / OMT Col.autor: OMT
23.		Plan de estrategia y competitividad turística para los clusters de Tuxtla Gutiérrez, San Cristóbal de las Casas, Palenque, Comitán de Domínguez y Chiapa de Corzo / Organización Mundial del Turismo Col.autor: OMT
24.		Tourism and intangible cultural heritage / World Tourism Organization Data Publicação: 2012 Col.autor: OMT
25.		Inter-governmental conference on tourism Sofia, Bulgária, May 15-28 1969 - Record of proceedings / UIOOT Data Publicação: 1969 Col.autor: OMT
26.		Guide pratique de la gestion des destinations touristiques / OMT Data Publicação: 2014 Col.autor: OMT
27.		Tourism as an inducer of development, social inclusion and regional integration / OMT Data Publicação: 2013 Col.autor: OMT