Cita APA (7th ed.)
Busby, R. L. (2012). Wind power: The industry grows up. PennWell Corporation.
Cita Chicago (17th ed.)
Busby, Rebecca L. Wind Power: The Industry Grows Up. Tulsa, Okla.: PennWell Corporation, 2012.
Cita MLA (9th ed.)
Busby, Rebecca L. Wind Power: The Industry Grows Up. PennWell Corporation, 2012.
Atenció: Aquestes cites poden no estar 100% correctes.