APA aipamena

 Barnes, M. (2003).  Practical variable speed drives and power electronics.  Newnes.

Chicago Style aipamena

 Barnes, Malcolm.  Practical Variable Speed Drives and Power Electronics.  Newnes, 2003.

MLA aipamena

 Barnes, Malcolm.  Practical Variable Speed Drives and Power Electronics.  Newnes, 2003.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.