| 1. | Los precios de los viajes combinados : paquetes turisticos, verano 1992 / Secretaría General de TurismoData Publicação: 1993 Col.autor: Espanha. Secretaría General de Turismo COTA(S): 5306 |  | |
| 2. | The role of the EC in regard to tourism and regional development / Fitzpatrick Associates [for] European ParliamentData Publicação: 1993 Col.autor: Fitzpatrick Associates COTA(S): 96.01-CEE; 96.01-CEE-a; 96.02-CEE | | |
| 3. | Taking account of environment in tourism development / Commission of the European Communities, DG XXIIIData Publicação: 1993 Col.autor: Comunidade Europeia. DG XXIII COTA(S): 73-CEE | | |