Quaschning, V. (2007). Understanding renewable energy systems (1. publ., repr.). Earthscan.
Chicago Style (17th ed.) CitationQuaschning, Volker. Understanding Renewable Energy Systems. 1. publ., repr. London [u.a.]: Earthscan, 2007.
MLA (9th ed.) CitationQuaschning, Volker. Understanding Renewable Energy Systems. 1. publ., repr. Earthscan, 2007.
Warning: These citations may not always be 100% accurate.