APA (7th ed.) Zitazioa

Logopedics Phoniatrics Vocology. Cambridge University Press.

Chicago Style (17th ed.) Zitazioa

Logopedics Phoniatrics Vocology. Cambridge University Press.

MLA (9th ed.) Zitazioa

Logopedics Phoniatrics Vocology. Cambridge University Press.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.