Παραπομπή APA

European Commission. (2000). Renewable energy sources, statisticsin the European Union 1989-1997. Luxembourg: Office for Official Publications of the European Communities.

Παραπομπή Chicago Style

European Commission. Renewable Energy Sources, Statisticsin the European Union 1989-1997. Luxembourg: Office for Official Publications of the European Communities, 2000.

Παραπομπή MLA

European Commission. Renewable Energy Sources, Statisticsin the European Union 1989-1997. Luxembourg: Office for Official Publications of the European Communities, 2000.

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