| 1. | Policy and practice for global tourism / OMTData Publicação: 2011 Col.autor: OMT |  | |
| 2. | Religious Tourism in Asia and the Pacific / OMTData Publicação: 2011 Col.autor: OMT | | |
| 3. | The Spanish outbound travel market to Africa and the Middle East / World Tourism OrganizationCol.autor: OMT | | |