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शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWorld Health Organization. The Role of Public Policy in Prevention and Control of Sexually Transmitted Infections. Geneva, Switzerland: World Health Organization, 1999.
एमएलए (8वां संस्करण) प्रशस्ति पत्रWorld Health Organization. The Role of Public Policy in Prevention and Control of Sexually Transmitted Infections. World Health Organization, 1999.
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