Παραπομπή σε μορφή APA (7η εκδ.)

Health Matters. (2007). Maternal Mortality and Morbidity; is Pregnancy Getting Safer for Women? Policy.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Health Matters. Maternal Mortality and Morbidity; Is Pregnancy Getting Safer for Women? Londres: Policy, 2007.

Παραπομπή σε μορφή MLA (9th εκδ.)

Health Matters. Maternal Mortality and Morbidity; Is Pregnancy Getting Safer for Women? Policy, 2007.