Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (8th ed.)

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

Atenció: Aquestes cites poden no estar 100% correctes.