European Centre for the Development of Vocational Training. (2007). Grundlagen eines "Gemeinsamen Bezugsrahmens fur die Qualitatssicherung" fur die berufliche Bildung in Europa: Fundamentals of a common quality assurance framework (CQAF) for VET in Europe. Office for Official Publications of the European Communities.
Παραπομπή σε μορφή Chicago (17η εκδ.)European Centre for the Development of Vocational Training. Grundlagen Eines "Gemeinsamen Bezugsrahmens Fur Die Qualitatssicherung" Fur Die Berufliche Bildung in Europa: Fundamentals of a Common Quality Assurance Framework (CQAF) for VET in Europe. Luxembourg: Office for Official Publications of the European Communities, 2007.
Παραπομπή σε μορφή MLA (8th εκδ.)European Centre for the Development of Vocational Training. Grundlagen Eines "Gemeinsamen Bezugsrahmens Fur Die Qualitatssicherung" Fur Die Berufliche Bildung in Europa: Fundamentals of a Common Quality Assurance Framework (CQAF) for VET in Europe. Office for Official Publications of the European Communities, 2007.
