temps (durée) (1) mesure (méthode analytique) (1) information (1) Union européenne (1) environnement (1) Time (1) Secretaries (1) Science (1) Reality (1) Professional employees (1) Political parties (1) Nature and nurture (1) Measurement (1) Manufacturers' agents (1) Executives (1) Euthenics (1) Political campaigns (1) Ecology (1) Comprehension (1) Commission merchants (1) Buildings (1) Adaptation (Biology) (1) European Union (1) Validity (1) Influence (1) Number (1)