Friedman, M. (1981). The invisible hand in economics and politics. Institute of Southeast Asian Studies.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रFriedman, Milton. The Invisible Hand in Economics and Politics. Singapore: Institute of Southeast Asian Studies, 1981.
एमएलए (9वां संस्करण) प्रशस्ति पत्रFriedman, Milton. The Invisible Hand in Economics and Politics. Institute of Southeast Asian Studies, 1981.
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