Zupan, J., & Åhman, E. (2006). Neonatal and perinatal mortality: Country, regional and global estimates. World Health Organization.
Citazione stile Chigago Style (17a edizione)Zupan, Jelka, e Elisabeth Åhman. Neonatal and Perinatal Mortality: Country, Regional and Global Estimates. Geneva: World Health Organization, 2006.
Citatione MLA (9a ed.)Zupan, Jelka, e Elisabeth Åhman. Neonatal and Perinatal Mortality: Country, Regional and Global Estimates. World Health Organization, 2006.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.