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cato.org
Bovard, James. "Archer Daniels Midland: A Case Study In Corporate Welfare". Cato Policy Analysis No. 241. CATO Institute. September 26, 1995. See study at «Enllaç». Arxivat de l'original el 2007-07-11. [Consulta: 15 novembre 2009].
Archer Daniels Midland Company. 2005 Annual Report. p. 52, note 15. See report at «ADM: Shareholder Reports». Arxivat de l'original el 2009-01-21. [Consulta: 7 octubre 2012].
Bovard, James. "Archer Daniels Midland: A Case Study In Corporate Welfare". Cato Policy Analysis No. 241. CATO Institute. September 26, 1995. See study at «Enllaç». Arxivat de l'original el 2007-07-11. [Consulta: 15 novembre 2009].