Burns, A. F. (1950). Production trends in the United States since 1870. National Bureau of Economic Research.
Citace podle Chicago (17th ed.)Burns, Arthur Frank. Production Trends in the United States Since 1870. New York: National Bureau of Economic Research, 1950.
Citace podle MLA (9th ed.)Burns, Arthur Frank. Production Trends in the United States Since 1870. National Bureau of Economic Research, 1950.
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