(2001). EU energy and transport in figures: Statistical pocketbook. / European Commission, Directorate-General for Energy and Transport. Off. for Official Publ. of the European Communities.
Cytowanie według stylu Chicago (wyd. 17)EU Energy and Transport in Figures: Statistical Pocketbook. / European Commission, Directorate-General for Energy and Transport. Luxembourg: Off. for Official Publ. of the European Communities, 2001.
Cytowanie według stylu MLA (wyd. 8)EU Energy and Transport in Figures: Statistical Pocketbook. / European Commission, Directorate-General for Energy and Transport. Off. for Official Publ. of the European Communities, 2001.
Uwaga: Te cytaty mogą odróżniać się od wytycznej twojego fakultetu..