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शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHealth Research Methodology: A Guide for Training in Research Methods. 2nd ed. Manila: WHO.
एमएलए (8वां संस्करण) प्रशस्ति पत्रHealth Research Methodology: A Guide for Training in Research Methods. 2nd ed. WHO.
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