Main economic indicators : sources and definitions / OECD
Main economic indicators : sources and methods / Organisation for Economic Co-operation and Development
OECD tourism statistics : design and application for policy / Organisation for Economic Co-operation and Development
Conference [[on] future challenges in tourism policies, Mexico] / org. Organisation for Economic Co-operation and Development
Statistiques du tourisme de l'OCDE : conception et application pour les pouvoirs publics / Organisation de Coopération et de Développement Économiques