[Text, Robert Kuhn ; Übersetzung, Gerd Feustel] = Spiegel documentation about data, facts and trends, 1947-1987 : Federal Republic of Germany, population, economics, consumption, media, der Spiegel / [Text, Robert Kuhn ; translation, Gerd Feustel]
[Statistisches Amt der Europäischen Gemeinschaften] = Eurostatistics, data for short-term economic analysis / [Statistical Office of the European Communities]