Παραπομπή APA
Open University., Boyle, G., Everett, B., Ramage, J., & Peake, S. (2012). Energy systems and sustainability: Power for a sustainable future (2η έκδ.). Oxford ; New York: Oxford University Press, in association with the Open University.
Παραπομπή Chicago StyleOpen University., Godfrey Boyle, Bob Everett, Janet Ramage, and Stephen Peake. Energy Systems and Sustainability: Power for a Sustainable Future. 2η έκδ. Oxford ; New York: Oxford University Press, in association with the Open University, 2012.
Παραπομπή MLAOpen University., et al. Energy Systems and Sustainability: Power for a Sustainable Future. 2η έκδ. Oxford ; New York: Oxford University Press, in association with the Open University, 2012.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.