Kendrick, J. W. (1977). Understanding productivity: An introduction to the dynamics of productivity change. Johns Hopkins University Press.
Citace podle Chicago (17th ed.)Kendrick, John W. Understanding Productivity: An Introduction to the Dynamics of Productivity Change. Baltimore: Johns Hopkins University Press, 1977.
Citace podle MLA (8th ed.)Kendrick, John W. Understanding Productivity: An Introduction to the Dynamics of Productivity Change. Johns Hopkins University Press, 1977.
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