Koopmans, T. C. (1957). Three essays on the state of economic science: Three essays on the state of economic science. McGraw-Hill.
Citace podle Chicago (17th ed.)Koopmans, Tjalling C. Three Essays on the State of Economic Science: Three Essays on the State of Economic Science. New York: McGraw-Hill, 1957.
Citace podle MLA (9th ed.)Koopmans, Tjalling C. Three Essays on the State of Economic Science: Three Essays on the State of Economic Science. McGraw-Hill, 1957.
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