World Health Organization. (2009). Who guidlines for the management of pastpartum haemorrhage and retained placenta (Primera edición.). Editorial Worl Health Organization.
Chicago Style aipamenaWorld Health Organization. Who Guidlines for the Management of Pastpartum Haemorrhage and Retained Placenta. Primera edición. Geneva: Editorial Worl Health Organization, 2009.
MLA aipamenaWorld Health Organization. Who Guidlines for the Management of Pastpartum Haemorrhage and Retained Placenta. Primera edición. Editorial Worl Health Organization, 2009.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.