Παραπομπή σε μορφή APA (7η εκδ.)

Open University, Boyle, G., Everett, B., & Ramage, J. (2003). Energy systems and sustainability. Oxford University Press, Open University.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Open University, Godfrey Boyle, Bob Everett, και Janet Ramage. Energy Systems and Sustainability. Oxford: Oxford University Press, Open University, 2003.

Παραπομπή σε μορφή MLA (9th εκδ.)

Open University, et al. Energy Systems and Sustainability. Oxford University Press, Open University, 2003.