APA (7th ed.) Zitazioa
Roddy, D., & Coolen, J. (1995). Electronic communications (4th ed.). Prentice Hall Career and Technology.
Chicago Style (17th ed.) Zitazioa
Roddy, Dennis, eta John Coolen. Electronic Communications. 4th ed. Englewood Cliffs, NJ : New Delhi: Prentice Hall Career and Technology, 1995.
MLA (9th ed.) Zitazioa
Roddy, Dennis, eta John Coolen. Electronic Communications. 4th ed. Prentice Hall Career and Technology, 1995.
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