Citazione Stile APA (7a Edizione)

(2012). EU energy in figures: Statistical pocketbook ... / European Commission, Energy. Publ. Off. of the Europ. Union.

Citazione stile Chigago Style (17a edizione)

EU Energy in Figures: Statistical Pocketbook ... / European Commission, Energy. Luxembourg: Publ. Off. of the Europ. Union, 2012.

Citatione MLA (8a ed.)

EU Energy in Figures: Statistical Pocketbook ... / European Commission, Energy. Publ. Off. of the Europ. Union, 2012.