Levin, J. V. (1960). The export economies: Their pattern of development in historical perspective. Harvard University Press.
Citace podle Chicago (17th ed.)Levin, Jonathan V. The Export Economies: Their Pattern of Development in Historical Perspective. Cambridge, Mass: Harvard University Press, 1960.
Citace podle MLA (9th ed.)Levin, Jonathan V. The Export Economies: Their Pattern of Development in Historical Perspective. Harvard University Press, 1960.
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