XIIth General Assembly of the International Union of Official Tourist Propaganda Organisations / Union of Official Tourist Propaganda Organisations
Mise en valeur touristique du parc national de Peneda-Gerês / M. Bernard Fischesser
Plan de calidad turística de Andalucía 2006 - 2008 : La nueva estrategia / Consejeria de Turismo, Comercio y Deporte de la Junta de Andalucia
The tourism labour market in the Asia-Pacific Region / World Tourism Organization (UNWTO)