Sample survey on italian international tourism / Ufficio Italiano dei Cambi
European Union travel & tourism : towards 1996 and beyond / World Travel & Tourism Council
Guia de Mercado / ICEP
Rassemblement des statistiques de la dépense touristique : 1995 / Organisation Mondiale du Tourisme
Collection of tourism expenditure statistics : 1995 / World Tourism Organization
Tourism in Europe / European Commission, EUROSTAT, DG XXIII