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.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিWorld 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.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিWorld 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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