Eckstein, A. (1972). Comparison of economic systems: Theoretical and methodological approaches. University of California Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रEckstein, Alexander. Comparison of Economic Systems: Theoretical and Methodological Approaches. University of California Press, 1972.
एमएलए (9वां संस्करण) प्रशस्ति पत्रEckstein, Alexander. Comparison of Economic Systems: Theoretical and Methodological Approaches. University of California Press, 1972.
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