Frankel, L. K., & Fleisher, A. (1920). The human factor in industry. Macmillan Co..
Chicago Style (17th ed.) CitationFrankel, Lee K., i Alexander Fleisher. The Human Factor in Industry. New York: Macmillan Co., 1920.
Cita MLAFrankel, Lee K., i Alexander Fleisher. The Human Factor in Industry. Macmillan Co., 1920.
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