Beard, C. A. (1948). An economic interpretation of the Constitution of the United States. The Macmillan Co.
Chicago Style (17. basım) AtıfBeard, Charles Austin. An Economic Interpretation of the Constitution of the United States. New York: The Macmillan Co, 1948.
MLA (9th ed.) AtıfBeard, Charles Austin. An Economic Interpretation of the Constitution of the United States. The Macmillan Co, 1948.
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