World Health Organization. Reproductive Health and Research. (2004). Beyond the numbers: Reviewing maternal deaths and complications to make pregnancy safer. Dept. of Reproductive Health and Research, World Health Organization.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)World Health Organization. Reproductive Health and Research. Beyond the Numbers: Reviewing Maternal Deaths and Complications to Make Pregnancy Safer. Geneva: Dept. of Reproductive Health and Research, World Health Organization, 2004.
Trích dẫn kiểu MLA (xuất bản lần thứ 8)World Health Organization. Reproductive Health and Research. Beyond the Numbers: Reviewing Maternal Deaths and Complications to Make Pregnancy Safer. Dept. of Reproductive Health and Research, World Health Organization, 2004.
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