Dyfyniad APA

Droege, P. (2009). 100% renewable: Energy autonomy in action. Earthscan.

Dyfyniad Arddull Chicago

Droege, Peter. 100% Renewable: Energy Autonomy in Action. London: Earthscan, 2009.

Dyfyniad MLA

Droege, Peter. 100% Renewable: Energy Autonomy in Action. Earthscan, 2009.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.