Beard, C. A. (1941). An economic interpretation of the constitution of the United States. Free Pr.; London : Collier-Macmillan.
Chicago-viite (17. p.)Beard, Charles A. An Economic Interpretation of the Constitution of the United States. New York: Free Pr.; London : Collier-Macmillan, 1941.
MLA-viite (9. p.)Beard, Charles A. An Economic Interpretation of the Constitution of the United States. Free Pr.; London : Collier-Macmillan, 1941.
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