Παραπομπή σε μορφή APA (7η εκδ.)

SpringerLink (Online service), Barbir, F., & Ulgiati, S. (2010). Energy Options Impact on Regional Security. Springer Netherlands : Imprint: Springer.

Παραπομπή σε μορφή Chicago (17η εκδ.)

SpringerLink (Online service), Frano Barbir, και Sergio Ulgiati. Energy Options Impact on Regional Security. Dordrecht: Springer Netherlands : Imprint: Springer, 2010.

Παραπομπή σε μορφή MLA (8th εκδ.)

SpringerLink (Online service), et al. Energy Options Impact on Regional Security. Springer Netherlands : Imprint: Springer, 2010.