1. | 2nd UNWTO International Congress on Ethics and tourism / OMTData Publicação: 2013 Col.autor: OMT | ||
2. | Economic crisis, International tourism decline and its impact on the poor / OMT, International Labour OrganizationData Publicação: 2013 Col.autor: OMT | ||
3. | UNWTO High-Level Regional Conferenv«ce on green tourism : Final report / UNWTOData Publicação: 2013 Col.autor: OMT | ||
4. | Tourism as an inducer of development, social inclusion and regional integration / OMTData Publicação: 2013 Col.autor: OMT |