Fedarko, K. (2013). The emerald mile: The epic story of the fastest ride in history through the heart of the grand canyon.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रFedarko, Kevin. The Emerald Mile: The Epic Story of the Fastest Ride in History Through the Heart of the Grand Canyon. 2013.
एमएलए (8वां संस्करण) प्रशस्ति पत्रFedarko, Kevin. The Emerald Mile: The Epic Story of the Fastest Ride in History Through the Heart of the Grand Canyon. 2013.
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