1.		Travel & tourism in the world economy : the WTTC report / World Travel & Tourism Council Data Publicação: 1991 Col.autor: World Travel & Tourism Council
2.		Travel & tourism : the WTTC report / World Travel & Tourism Council Data Publicação: 1992 Col.autor: World Travel & Tourism Council
3.		Travel & tourism : a new economic perspective / World Travel & Tourism Council Data Publicação: 1993 Col.autor: World Travel & Tourism Council
4.		Travel & tourism : progress and priorities 1994 / World Travel & Tourism Council Data Publicação: 1994 Col.autor: World Travel & Tourism Council
5.		Travel & tourism : a new economic perspective / World Travel & Tourism Council Data Publicação: 1995 Col.autor: World Travel & Tourism Council
6.		European Union : travel & tourism / World Travel & Tourism Council Data Publicação: 1997 Col.autor: World Travel & Tourism Council
7.		Australia travel & tourism : a new economic perspective / World Travel & Tourism Council Data Publicação: 1996 Col.autor: World Travel & Tourism Council
8.		United States travel & tourism : a new economic perspective / World Travel & Tourism Council Data Publicação: 1995 Col.autor: World Travel & Tourism Council
9.		Mexico travel & tourism : millennium vision / World Travel & Tourism Council Data Publicação: 1996 Col.autor: World Travel & Tourism Council
10.		United Kingdom travel & tourism : millennium vision / World Travel & Tourism Council Data Publicação: 1996 Col.autor: World Travel & Tourism Council
11.		Agenda 21 for the travel & tourism industry : towards environmentally sustainable development / World Travel & Tourism Council; World Tourism Organization Data Publicação: 1997 Co col. autor sec.: World Travel & Tourism Council OMT Earth Council
12.		Measuring the economic contribution of travel & tourism / World Travel & Tourism Council Data Publicação: 1997 Col.autor: World Travel & Tourism Council