Παραπομπή APA
European Commission. (2008). Validation of non-formal and informal learning in Europe: A snapshot 2007. Luxembourgn: Office for Official Publications of the European Communities.
Παραπομπή Chicago StyleEuropean Commission. Validation of Non-formal and Informal Learning in Europe: A Snapshot 2007. Luxembourgn: Office for Official Publications of the European Communities, 2008.
Παραπομπή MLAEuropean Commission. Validation of Non-formal and Informal Learning in Europe: A Snapshot 2007. Luxembourgn: Office for Official Publications of the European Communities, 2008.
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