Lester, R. A. (1941). Economics of labor. The Macmillan Company.
Chicagoスタイル(17版)引用形式Lester, Richard Allec. Economics of Labor. New York: The Macmillan Company, 1941.
MLA(9版)引用形式Lester, Richard Allec. Economics of Labor. The Macmillan Company, 1941.
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