Παραπομπή σε μορφή APA (7η εκδ.)

European Commission. (2003). Second benchmarking report on the implementation of the internal elecricity and gas market: Updated report incorporating candidate countries. Office for Official Publications of the European Communities.

Παραπομπή σε μορφή Chicago (17η εκδ.)

European Commission. Second Benchmarking Report on the Implementation of the Internal Elecricity and Gas Market: Updated Report Incorporating Candidate Countries. Luxembourg: Office for Official Publications of the European Communities, 2003.

Παραπομπή σε μορφή MLA (8th εκδ.)

European Commission. Second Benchmarking Report on the Implementation of the Internal Elecricity and Gas Market: Updated Report Incorporating Candidate Countries. Office for Official Publications of the European Communities, 2003.