Watsham, T. J. (1998). Futures and options in risk management. International Thomson Business Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWatsham, Terry J. Futures and Options in Risk Management. International Thomson Business Press, 1998.
एमएलए (9वां संस्करण) प्रशस्ति पत्रWatsham, Terry J. Futures and Options in Risk Management. International Thomson Business Press, 1998.
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