499731 Seifried, D., & Witzel, W. (2010). Renewable energy: The facts. London ; Washington, DC : Earthscan.
芝加哥风格引文499731 Seifried, Dieter, 与 Walter Witzel. Renewable Energy: The Facts. London ; Washington, DC : Earthscan, 2010.
MLA引文499731 Seifried, Dieter, 与 Walter Witzel. Renewable Energy: The Facts. London ; Washington, DC : Earthscan, 2010.
警告：这些引文格式不一定是100％准确.