Gold, B. (1955). Foundations of productivity analysis; guides to economic theory and managerial control. University of Pittsburgh Press.
Chicago Style (17. basım) AtıfGold, Bela. Foundations of Productivity Analysis; Guides to Economic Theory and Managerial Control. Pittsburgh: University of Pittsburgh Press, 1955.
MLA (9th ed.) AtıfGold, Bela. Foundations of Productivity Analysis; Guides to Economic Theory and Managerial Control. University of Pittsburgh Press, 1955.
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