Wardle, H. (1972). Fundamentals of electrotechnology. Hutchinson.
Chicago Style aipamenaWardle, H. Fundamentals of Electrotechnology. London: Hutchinson, 1972.
MLA aipamenaWardle, H. Fundamentals of Electrotechnology. Hutchinson, 1972.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.