Nyman, R. C. (1949). Foundations for constructive industrial relations. Funk & Wagnalls.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNyman, Richard Carter. Foundations for Constructive Industrial Relations. New York: Funk & Wagnalls, 1949.
एमएलए (9वां संस्करण) प्रशस्ति पत्रNyman, Richard Carter. Foundations for Constructive Industrial Relations. Funk & Wagnalls, 1949.
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