1.		Sustainable tourism? : european experiences / Gerda K. Priestley, [et al.] Autor: Priestley, Gerda K. Data Publicação: 1996 Coautor: Edwards, J. Arwel Coccossis, Harry Dikinson, Gordon Ballinger, Rhoda C. Nicholls, Philip Morris, Arthur Vera, Fernanda Rippin, Rebecca Zanetto, Gabriele Soriani, Stefano Parpairis, Apostolos Richez, Gérard COTA(S): 6427
2.		Tourism in Spain : critical issues / M. Barke, [et al.] Autor: Barke, Michael Data Publicação: 1996 Coautor: Towner, John Newton, Michael Walton, J.K. Smith, José Bote Gómez, V. Sinclair, Thea Williams, Alan Kirkby, S.J. Morris, Arthur Pi-Sunyer, O. France, Lesley Buswell, R.J. Eden, J. Robinson, M. COTA(S): 6425