APA (7th ed.) Zitazioa
Williams, H., & Walsh, H. (1964). Health: A journal for intelligent people. The Chest and Heart Ass.
Chicago Style (17th ed.) Zitazioa
Williams, Harley, eta Hilda Walsh. Health: A Journal for Intelligent People. London: The Chest and Heart Ass, 1964.
MLA (9th ed.) Zitazioa
Williams, Harley, eta Hilda Walsh. Health: A Journal for Intelligent People. The Chest and Heart Ass, 1964.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.