Παραπομπή σε μορφή APA (7η εκδ.)

Kristjánsdóttir, H. (2015). Sustainable Energy Resources and Economics in Iceland and Greenland. Springer International Publishing : Imprint: Springer.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Kristjánsdóttir, Helga. Sustainable Energy Resources and Economics in Iceland and Greenland. Cham: Springer International Publishing : Imprint: Springer, 2015.

Παραπομπή σε μορφή MLA (8th εκδ.)

Kristjánsdóttir, Helga. Sustainable Energy Resources and Economics in Iceland and Greenland. Springer International Publishing : Imprint: Springer, 2015.