Noble, C. (2003). Doubt's Boots: Even Doubt's Shadow. University of Calgary Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNoble, Charles. Doubt's Boots: Even Doubt's Shadow. Calgary: University of Calgary Press, 2003.
एमएलए (9वां संस्करण) प्रशस्ति पत्रNoble, Charles. Doubt's Boots: Even Doubt's Shadow. University of Calgary Press, 2003.
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