Παραπομπή σε μορφή APA (7η εκδ.)

European Commission. (1999). Key publications of the European Union 1999-2000: An extract of the general catalogue of publications. Office for Official Publications of the European Communities.

Παραπομπή σε μορφή Chicago (17η εκδ.)

European Commission. Key Publications of the European Union 1999-2000: An Extract of the General Catalogue of Publications. Luxembourg: Office for Official Publications of the European Communities, 1999.

Παραπομπή σε μορφή MLA (8th εκδ.)

European Commission. Key Publications of the European Union 1999-2000: An Extract of the General Catalogue of Publications. Office for Official Publications of the European Communities, 1999.