Gaffey, J. D. (1968). The productivity of labor in the rubber tire manufacturing industry. AMS Press.
Citace podle Chicago (17th ed.)Gaffey, John Dean. The Productivity of Labor in the Rubber Tire Manufacturing Industry. New York: AMS Press, 1968.
Citace podle MLA (9th ed.)Gaffey, John Dean. The Productivity of Labor in the Rubber Tire Manufacturing Industry. AMS Press, 1968.
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