Tourism and spatial transformations : implications for policy and planning / G.J. Ashworth, [et al.]
Community action plan to assist tourism : sample studies and pilot projects / European Commission
European heritage / Council of Europe
Roteiros da Arqueologia Portuguesa 4 : Gruta do Escoural / António Carlos Silva
Itinerari Mostra del Tirolo: Barocco & Rococo / Ludwig Tavernier (Coord)
hacia un Turismo Inteligente : Los nuevos senderos hacia el desarrollo turístico posindustrial / Sergio Molina