APA (7th ed.) Zitazioa

Smidchens. The Power of Song. University of Washington Press.

Chicago Style (17th ed.) Zitazioa

Smidchens. The Power of Song. University of Washington Press.

MLA (9th ed.) Zitazioa

Smidchens. The Power of Song. University of Washington Press.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.