Citazione Stile APA (7a Edizione)

(2016). Energy, transport and environment indicators (2015 ed.). Publications Office of the European Union.

Citazione stile Chigago Style (17a edizione)

Energy, Transport and Environment Indicators. 2015 ed. Luxembourg: Publications Office of the European Union, 2016.

Citatione MLA (8a ed.)

Energy, Transport and Environment Indicators. 2015 ed. Publications Office of the European Union, 2016.