Παραπομπή APA
European Commission. (1997). Trans-European energy networks :: Policy and actions of the European Community : information document. Luxembourg: Office for Official Publications of the European Communities.
Παραπομπή Chicago StyleEuropean Commission. Trans-European Energy Networks :: Policy and Actions of the European Community : Information Document. Luxembourg: Office for Official Publications of the European Communities, 1997.
Παραπομπή MLAEuropean Commission. Trans-European Energy Networks :: Policy and Actions of the European Community : Information Document. Luxembourg: Office for Official Publications of the European Communities, 1997.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.