Di Stefano. Encounters in Avalanche Country. University of Washington Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDi Stefano. Encounters in Avalanche Country. University of Washington Press.
एमएलए (9वां संस्करण) प्रशस्ति पत्रDi Stefano. Encounters in Avalanche Country. University of Washington Press.
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