Rural tourism in Europe: experiences, development and perspectives / World Tourism Organization
The future of city tourism in Europe, Coimbra - Portugal, 19-20 May 2005 / World Tourism Organization
Australia - the Asia and the Pacific intra-regional outbound series / World Tourism Organization
Hong Kong - the Asia and Pacific intra-regional outbound series / World Tourism Organization
Thailand - the Asia and Pacific intra-regional outbound series / World Tourism Organization
India - the Asia and Pacific intra-regional outbound series / World Tourism Organization
Japan - the Asia and Pacific intra-regional outbound series / World Tourism Organization
China - the Asia and Pacific intra-regional outbound series / World Tourism Organization
Introducción al turismo / OMT-Organización Mundial del Turismo
Le nouvel état touristique - dix-huit leçons sur la société du loisir et du voyage / Organisation Mondiale du Tourisme