Cita APA (7a ed.)

(1991). Essential Elements Of Obstetric Care Al First Referral Level. WHO.

Cita Chicago Style (17a ed.)

Essential Elements Of Obstetric Care Al First Referral Level. Ginebra: WHO, 1991.

Cita MLA (9a ed.)

Essential Elements Of Obstetric Care Al First Referral Level. WHO, 1991.