Παραπομπή APA

European Commission. (1974). Eurobarometer. Luxembourg: Office for Official Publications of the European Communities.

Παραπομπή Chicago Style

European Commission. Eurobarometer. Luxembourg: Office for Official Publications of the European Communities, 1974.

Παραπομπή MLA

European Commission. Eurobarometer. Luxembourg: Office for Official Publications of the European Communities, 1974.

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