Cash,Richard Wikler, D. S. (2009). Casebook on ethical issues in international health research. World Health organization.
Chicago-viite (17. p.)Cash,Richard Wikler, Daniel Saxena. Casebook on Ethical Issues in International Health Research. Geneva: World Health organization, 2009.
MLA-viite (8. p.)Cash,Richard Wikler, Daniel Saxena. Casebook on Ethical Issues in International Health Research. World Health organization, 2009.
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