Citação norma APA

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

Citação norma Chicago

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.

Citação norma MLA

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

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.