APA ציטוט

 Leon, F. (2008).  Renewable energy in power systems.  John Wiley & Sons.

Trích dẫn kiểu Chicago

 Leon, Freris.  Renewable Energy in Power Systems.  John Wiley & Sons, 2008.

ציטוט MLA

 Leon, Freris.  Renewable Energy in Power Systems.  John Wiley & Sons, 2008.