Παραπομπή APA
European Commission. (1999). Master: Managing speeds of traffic on European roads. Luxembourg: Office for Official Publications of the European Communities.
Παραπομπή Chicago StyleEuropean Commission. Master: Managing Speeds of Traffic On European Roads. Luxembourg: Office for Official Publications of the European Communities, 1999.
Παραπομπή MLAEuropean Commission. Master: Managing Speeds of Traffic On European Roads. Luxembourg: Office for Official Publications of the European Communities, 1999.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.