APA (7th ed.) Zitazioa
Awad, E. (2002). Electronic commerce. Prentice Hall of India.
Chicago Style (17th ed.) Zitazioa
Awad, Elias. Electronic Commerce. New Delhi: Prentice Hall of India, 2002.
MLA (9th ed.) Zitazioa
Awad, Elias. Electronic Commerce. Prentice Hall of India, 2002.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.