Παραπομπή σε μορφή APA (7η εκδ.)

Commission Europeenne. Criteres d'attribution du label ecologique europeen: Criteria for award of the European ecological label. Office for Official Publications of the European Communities.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Commission Europeenne. Criteres D'attribution Du Label Ecologique Europeen: Criteria for Award of the European Ecological Label. Luxembourg: Office for Official Publications of the European Communities.

Παραπομπή σε μορφή MLA (8th εκδ.)

Commission Europeenne. Criteres D'attribution Du Label Ecologique Europeen: Criteria for Award of the European Ecological Label. Office for Official Publications of the European Communities.