APA aipamena

World Health Organization. Essential elements of obstetric care at first referral level.

Chicago Style aipamena

World Health Organization. Essential Elements of Obstetric Care at First Referral Level.

MLA aipamena

World Health Organization. Essential Elements of Obstetric Care at First Referral Level.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.