Freeman, C. (1986). Design, innovation, and long cycles in economic development. St. Martins's Press.
Citace podle Chicago (17th ed.)Freeman, Christopher. Design, Innovation, and Long Cycles in Economic Development. New York: St. Martins's Press, 1986.
Citace podle MLA (9th ed.)Freeman, Christopher. Design, Innovation, and Long Cycles in Economic Development. St. Martins's Press, 1986.
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