APA (7th ed.) Zitazioa
Hughes, E. (2001). Hughes electrical technology (7th ed.). Pearson Education.
Chicago Style (17th ed.) Zitazioa
Hughes, Edward. Hughes Electrical Technology. 7th ed. New Delhi: Pearson Education, 2001.
MLA (9th ed.) Zitazioa
Hughes, Edward. Hughes Electrical Technology. 7th ed. Pearson Education, 2001.
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