Tourism trends from Europe to other regions of the world : 1980-1990 / World Tourism Organization
World Tourism Directory '95/96 / Burkhard Herbote
Objectifs, missions, projets, coopération technique / Organisation Mondiale du Tourisme
Objetivos, misiones, proyectos, cooperation tecnica / Organizacion Mundial del Turismo
International directory of research on tourism, outdoor recreation and leisure ; universities - vol. 1 / R. Baretje
Campagne pour mettre fin à la prostitution des enfants dans le tourisme en Asie : note de l'OMT, Stuttgart, Allemagne, 12-14 mai 1993 / Organisation Mondiale du tourisme
Asia tourism : towards new horizons / World Tourism Organization
Inbound tourism short-term scenarios / Tourism Forecasting Council
Silk road tourism - current issues : a report on the third international meeting on the silk road, Tbilisi, Georgia, 2-5 November 1998 / World Tourism Organization
Turismo: panorama 2020 : avance actualizado / Organización Mundial del Turismo