European Commission. (1997). 78/546/EEC: Council directive of 12 June 1978 on statistical returns in respect of carriage of goods by road, as part of regional statistics. Λουξεμβούργο: Υπηρεσία Επισήμων Εκδόσεων των ΕυρωπαΪκών κοινοτήτων.
Παραπομπή Chicago StyleEuropean Commission. 78/546/EEC: Council Directive of 12 June 1978 On Statistical Returns in Respect of Carriage of Goods By Road, As Part of Regional Statistics. Λουξεμβούργο: Υπηρεσία Επισήμων Εκδόσεων των ΕυρωπαΪκών κοινοτήτων, 1997.
Παραπομπή MLAEuropean Commission. 78/546/EEC: Council Directive of 12 June 1978 On Statistical Returns in Respect of Carriage of Goods By Road, As Part of Regional Statistics. Λουξεμβούργο: Υπηρεσία Επισήμων Εκδόσεων των ΕυρωπαΪκών κοινοτήτων, 1997.