APA (7th ed.) Zitazioa
(2000). Communication and personal relationships. John Wiley.
Chicago Style (17th ed.) Zitazioa
Communication and Personal Relationships. ; New York: John Wiley, 2000.
MLA (9th ed.) Zitazioa
Communication and Personal Relationships. John Wiley, 2000.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.