Cash,Richard Wikler, D. S. (2009). Casebook on ethical issues in international health research. World Health organization.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCash,Richard Wikler, Daniel Saxena. Casebook on Ethical Issues in International Health Research. Geneva: World Health organization, 2009.
एमएलए (8वां संस्करण) प्रशस्ति पत्रCash,Richard Wikler, Daniel Saxena. Casebook on Ethical Issues in International Health Research. World Health organization, 2009.
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