Gupta, L. (1983). Growth theory and strategy: new direction: A unified systems approach to regional and national growth. Oxford University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रGupta, L.C. Growth Theory and Strategy: New Direction: A Unified Systems Approach to Regional and National Growth. Oxford University Press, 1983.
एमएलए (9वां संस्करण) प्रशस्ति पत्रGupta, L.C. Growth Theory and Strategy: New Direction: A Unified Systems Approach to Regional and National Growth. Oxford University Press, 1983.
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