(2004). Maternal mortality in 2000: Estimates developed by WHO, UNICEF and UNFPA. Organizacion Mundial de la Salud.
Chicago-viite (17. p.)Maternal Mortality in 2000: Estimates Developed by WHO, UNICEF and UNFPA. Francia: Organizacion Mundial de la Salud, 2004.
MLA-viite (9. p.)Maternal Mortality in 2000: Estimates Developed by WHO, UNICEF and UNFPA. Organizacion Mundial de la Salud, 2004.
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