Παραπομπή σε μορφή APA (7η εκδ.)

Johnston, A., & van der Marel, E. (2013). Ad lucem? Interpreting the new EU energy provision, and in particular the meaning of article 194(2) TFEU. Kluwer Law International.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Johnston, A., και E. van der Marel. Ad Lucem? Interpreting the New EU Energy Provision, and in Particular the Meaning of Article 194(2) TFEU. Kluwer Law International, 2013.

Παραπομπή σε μορφή MLA (9th εκδ.)

Johnston, A., και E. van der Marel. Ad Lucem? Interpreting the New EU Energy Provision, and in Particular the Meaning of Article 194(2) TFEU. Kluwer Law International, 2013.