Walker, A. (2013). Solar energy: Technologies and the project delivery process for buildings. Wiley.
Dyfyniad Arddull ChicagoWalker, Andy. Solar Energy: Technologies and the Project Delivery Process for Buildings. Hoboken: Wiley, 2013.
Dyfyniad MLAWalker, Andy. Solar Energy: Technologies and the Project Delivery Process for Buildings. Wiley, 2013.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.