APA (7th ed.) Zitazioa
Anderson, V. A. (1977). Training the speaking voice (3d ed.). Oxford University Press.
Chicago Style (17th ed.) Zitazioa
Anderson, Virgil A. Training the Speaking Voice. 3d ed. New York: Oxford University Press, 1977.
MLA (9th ed.) Zitazioa
Anderson, Virgil A. Training the Speaking Voice. 3d ed. Oxford University Press, 1977.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.