1.		Joining forces - collaborative processes for sustainable and competitive tourism / World Tourism Organization Data Publicação: 2010 Col.autor: OMT
2.		Tourism and biodiversity - achieving common goals towards sustainability / World Tourism Organization Data Publicação: 2010 Col.autor: OMT
3.		Managing metropolitan tourism: An Asian Perspective / World Tourism Organization Data Publicação: 2008 Col.autor: OMT
4.		Practical Guide for the Development of Biodiversity-based Tourism Products / World Tourism Organization Data Publicação: 2008 Col.autor: OMT