Health Matters. (2007). Maternal Mortality and Morbidity; is Pregnancy Getting Safer for Women? Policy.
Chicago-referens (17:e uppl.)Health Matters. Maternal Mortality and Morbidity; Is Pregnancy Getting Safer for Women? Londres: Policy, 2007.
MLA-referens (9:e uppl.)Health Matters. Maternal Mortality and Morbidity; Is Pregnancy Getting Safer for Women? Policy, 2007.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.