European Commission. (2004). Trans-european transport network: Revised proposals on guidelines and financial rules 2004. Office for Official Publications of the European Communities.
Παραπομπή σε μορφή Chicago (17η εκδ.)European Commission. Trans-european Transport Network: Revised Proposals on Guidelines and Financial Rules 2004. Luxembourg: Office for Official Publications of the European Communities, 2004.
Παραπομπή σε μορφή MLA (8th εκδ.)European Commission. Trans-european Transport Network: Revised Proposals on Guidelines and Financial Rules 2004. Office for Official Publications of the European Communities, 2004.
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