Business enterprises (2) tourisme (1) son (1) société (humaine) (1) spectacle (1) recherche (1) projet (1) gestion (1) plomb (1) champ (1) donnée environnementale (1) ville (1) norme de qualité (1) calcul (1) Interviews (1) Hotel chains (1) Metadata (1) Environmental sciences (1) Urban ecology (Sociology) (1) Certification (1) Work (1) Tourism (1) Standards (1) Sound (1) Social sciences (1) Science (1) Research (1) Rate of return (1) Quality of products (1) Profit (1)