Richman, B. M. (1972). International Management And Economic Development Barry M. Richman And Melvyn R. Copen. McGraw-Hill.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रRichman, Barry M. International Management And Economic Development Barry M. Richman And Melvyn R. Copen. McGraw-Hill, 1972.
एमएलए (8वां संस्करण) प्रशस्ति पत्रRichman, Barry M. International Management And Economic Development Barry M. Richman And Melvyn R. Copen. McGraw-Hill, 1972.
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