1. | Tourism trends from Europe to other regions of the world : 1980-1990 / World Tourism OrganizationData Publicação: 1991 COTA(S): RE-18/1 | ![]() | |
2. | Études Économiques de l'OCDE / Organisation de Coopération et de Développement ÉconomiquesData Publicação: 1963- Co col. autor sec.: OCDE. [s.n] COTA(S): RE-85 | ![]() |