Brunner, L. P. (1983). U.S. productivity growth: Who benefited? Ann Arbor, Mich: Umi Research Press.
शिकागो स्टाइल उद्धरणBrunner, Lawrence P. U.S. Productivity Growth: Who Benefited? Ann Arbor, Mich: Umi Research Press, 1983.
एमएलए उद्धरणBrunner, Lawrence P. U.S. Productivity Growth: Who Benefited? Ann Arbor, Mich: Umi Research Press, 1983.
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