APA (7th ed.) Zitazioa
Doughton, M., & Hooper, J. (2013). Maintaining electrotechnical systems (Second edition.). Cengage Learning.
Chicago Style (17th ed.) Zitazioa
Doughton, Malcolm, eta John Hooper. Maintaining Electrotechnical Systems. Second edition. Hampshire, England: Cengage Learning, 2013.
MLA (9th ed.) Zitazioa
Doughton, Malcolm, eta John Hooper. Maintaining Electrotechnical Systems. Second edition. Cengage Learning, 2013.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.