Edward, R. S. (1967). Business Enterprises Its Growth And Organization Ronald S. Edward And Harry Townsend. Macmillan.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रEdward, Ronald S. Business Enterprises Its Growth And Organization Ronald S. Edward And Harry Townsend. Macmillan, 1967.
एमएलए (8वां संस्करण) प्रशस्ति पत्रEdward, Ronald S. Business Enterprises Its Growth And Organization Ronald S. Edward And Harry Townsend. Macmillan, 1967.
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