World Health Organization. Reproductive Health and Research. (2004). Beyond the numbers: Reviewing maternal deaths and complications to make pregnancy safer. Dept. of Reproductive and Research.
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 and Research, 2004.
Trích dẫn kiểu MLA (xuất bản lần thứ 9)World Health Organization. Reproductive Health and Research. Beyond the Numbers: Reviewing Maternal Deaths and Complications to Make Pregnancy Safer. Dept. of Reproductive and Research, 2004.
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