Covel, M. W. (2009). Trend Following (2nd ed.). Pearson Education.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCovel, Michael W. Trend Following. 2nd ed. New Delhi: Pearson Education, 2009.
एमएलए (9वां संस्करण) प्रशस्ति पत्रCovel, Michael W. Trend Following. 2nd ed. Pearson Education, 2009.
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