APA
Boyle G. (., . (2004). Renewable energy. Oxford: Oxford University Press.
Chicago
Boyle Godfrey (ed), . 2004. Renewable energy. Oxford: Oxford University Press.
Harvard
Boyle G. (., . (2004). Renewable energy. Oxford: Oxford University Press.
MLA
Boyle Godfrey (ed), . Renewable energy. Oxford: Oxford University Press. 2004.