APA aipamena

(2005). Supplements don't protect the elderly from infections. BMJ Publishing Group Ltd.

Chicago Style aipamena

Supplements Don't Protect the Elderly From Infections. BMJ Publishing Group Ltd, 2005.

MLA aipamena

Supplements Don't Protect the Elderly From Infections. BMJ Publishing Group Ltd, 2005.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.