| 1. | Travel & tourism : a new economic perspective / World Travel & Tourism CouncilData Publicação: 1993 Col.autor: World Travel & Tourism Council |  | |
| 2. | The economic impact of travel and tourism development in the APEC region / World Travel & Tourism CouncilData Publicação: 1998 Col.autor: World Travel & Tourism Council | | |
| 3. | European Union travel & tourism : towards 1996 and beyond / World Travel & Tourism CouncilData Publicação: 1995 Col.autor: World Travel & Tourism Council | | |
| 4. | Algarve : o impacto das viagens e turismo no emprego e na economia / World Travel & Tourism CouncilData Publicação: 2003 Col.autor: World Travel & Tourism Council | | |
| 5. | European Union : travel & tourism forging ahead / World Travel & Tourism CouncilData Publicação: 2004 Col.autor: World Travel & Tourism Council | | |
| 6. | Hainana travel & tourism development potential 2011-2021 / World Travel & Tourism CouncilData Publicação: 2011 Col.autor: World Travel & Tourism Council | | |