Portugal, destino turístico da população idosa europeia / Carlos Cardoso Ferreira
China - the Asia and Pacific intra-regional outbound series / World Tourism Organization
Thailand - the Asia and Pacific intra-regional outbound series / World Tourism Organization
Environmentally friendly travelling in Europe. Challenges and innovations facing environment, transport and tourism : European Expert Conference and European contest, January 30 and 31, 2006, Hofburg Vienna / Federal Ministry of Agriculture, Forestry, Environment and Water Management; Federal Ministry for Transport, Innovation and Technology; Federal Ministry of Economics and Labour
Australia - the Asia and the Pacific intra-regional outbound series / World Tourism Organization
Growing older: tourism and leisure behaviour of older adults / Ian Patterson
Hong Kong - the Asia and Pacific intra-regional outbound series / World Tourism Organization
India. Travel & Tourism climbing to new heights : The 2006 Trave & Tourism Economic Research
Portugal em cartaz: representações do destino turístico (1911-1986) / Maria José Aurindo
Japan - the Asia and Pacific intra-regional outbound series / World Tourism Organization