Dyfyniad APA

World Health Organization. Neonatal and Perinatal Mortality: Country, regional and global estimates.

Dyfyniad Arddull Chicago

World Health Organization. Neonatal and Perinatal Mortality: Country, Regional and Global Estimates.

Dyfyniad MLA

World Health Organization. Neonatal and Perinatal Mortality: Country, Regional and Global Estimates.

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