Os serviços de turismo em Portugal e a Direcção-Geral do Turismo / Direcção-Geral do Turismo
COTA(S): 7725; 7725-a; 7725-b; 7725-A
Impacts of the financial crisis on Asia's tourism sector / World Tourism Organization
COTA(S): 7596; 7596-a; 7596-b; 7596-c
The future of national tourism offices, Prage-Czech Republic, 27 May 1999 / World Tourism Organization
COTA(S): 7793
Tourism services in Portugal and Directorate General for Tourism / Direcção-Geral do Turismo
COTA(S): 7725-A; 7725-A-a