Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (8a ed.)

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