(1968). Region Conomics: A study in the economic structure, stability, and growth of regions. Mcgraw-Hill.
Citace podle Chicago (17th ed.)Region Conomics: A Study in the Economic Structure, Stability, and Growth of Regions. New York: Mcgraw-Hill, 1968.
Citace podle MLA (9th ed.)Region Conomics: A Study in the Economic Structure, Stability, and Growth of Regions. Mcgraw-Hill, 1968.
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