O investimento turístico em Portugal : uma estimativa para o período 1978-1988 / João Albino Silva, José Santandré
Restaurants, espace, temps / A. Bailly et J. Paelinck
Fast food in Europe : quick service catering in West Germany, United Kingdom, France, Italy, Spain, Netherlands and Belgium
Aos olhos do Turismo / Ricardo Manuel Abrantes de Oliveira Ferreira
Statistiques du tourisme 1991-1992 / OPT
Tourism, hotel, leisure and related industries : statement of experience / Horwath & Horwath UK
HOTREC : an overview of the role and activities of the Confederation representing the hotels, restaurants, cafés and similar establishments on the European Union scene / HOTREC