APA (7th ed.) Zitazioa
Dixson, R. J. Everyday Dialogues in English. Prentice-Hall.
Chicago Style (17th ed.) Zitazioa
Dixson, Robert J. Everyday Dialogues in English. Englewood Cliffs, EUA: Prentice-Hall.
MLA (9th ed.) Zitazioa
Dixson, Robert J. Everyday Dialogues in English. Prentice-Hall.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.