Dyfyniad APA

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

Dyfyniad Arddull Chicago

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

Dyfyniad MLA

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

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.