Friedman, M., & Friedman, R. D. (1980). Free to choose: A personal statement. Harcourt Brace Jovanovich.
Chicago Style (17th ed.) CitationFriedman, Milton, and Rose D. Friedman. Free to Choose: A Personal Statement. New York: Harcourt Brace Jovanovich, 1980.
MLA citiranjeFriedman, Milton, and Rose D. Friedman. Free to Choose: A Personal Statement. Harcourt Brace Jovanovich, 1980.
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