APA aipamena

Caplan, A. L. (2012). Little Hope for Medical Futility. Mayo Foundation.

Chicago Style aipamena

Caplan, Arthur L. Little Hope for Medical Futility. Mayo Foundation, 2012.

MLA aipamena

Caplan, Arthur L. Little Hope for Medical Futility. Mayo Foundation, 2012.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.