Euro-barometer [maskinläsbar datafil]. 15, Membership in the European Community April 1981 [maskinläsbar datafil] / principal investigators: Jacques-René Rabier, Hélène Riffault and Ronald Inglehart
Rabier, Jacques-René(medarbetare)
Riffault, Hélène(medarbetare)
Inglehart, Ronald(medarbetare)
Commission of the European Communities(medarbetare)