„Milton Friedman in His Own Words” (engleski). Becker Friedman Institute for Economics at the University of Chicago. Arhivirano iz originala na datum 2018-12-06. Pristupljeno 6. prosinca 2018.
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„Milton Friedman in His Own Words” (engleski). Becker Friedman Institute for Economics at the University of Chicago. Arhivirano iz originala na datum 2018-12-06. Pristupljeno 6. prosinca 2018.