APA aipamena

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

Chicago Style aipamena

Open University, Godfrey Boyle, Bob Everett, and Janet Ramage. Energy Systems and Sustainability. Oxford ; New York: Oxford University Press, in association with the Open University, 2003.

MLA aipamena

Open University, et al. Energy Systems and Sustainability. Oxford University Press, in association with the Open University, 2003.