Nathan, R. P. (2000). Social science in government: The role of policy researchers (New edition.). The Rockefeller Institute Press.
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Chicago Style (17th ed.) Zitazioa
Nathan, Richard P. Social Science in Government: The Role of Policy Researchers. New edition. Albany, New York: The Rockefeller Institute Press, 2000.
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MLA (9th ed.) Zitazioa
Nathan, Richard P. Social Science in Government: The Role of Policy Researchers. New edition. The Rockefeller Institute Press, 2000.
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Kontuz: berrikusi erreferentzia hauek erabili aurretik.