World Health Organization. (2009). Who guidlines for the management of pastpartum haemorrhage and retained placenta (Primera edición.). Editorial Worl Health Organization.
Chicagoスタイル(17版)引用形式World Health Organization. Who Guidlines for the Management of Pastpartum Haemorrhage and Retained Placenta. Primera edición. Geneva: Editorial Worl Health Organization, 2009.
MLA(8版)引用形式World Health Organization. Who Guidlines for the Management of Pastpartum Haemorrhage and Retained Placenta. Primera edición. Editorial Worl Health Organization, 2009.
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