(1996). Renewable energy: Power for a sustainable future. Oxford: Oxford University Press in association with the Open University.
Παραπομπή Chicago StyleRenewable Energy: Power for a Sustainable Future. Oxford: Oxford University Press in association with the Open University, 1996.
Παραπομπή MLARenewable Energy: Power for a Sustainable Future. Oxford: Oxford University Press in association with the Open University, 1996.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.