Whittlesey, L. H., & Thorne, S. R. (2016). Death in yellowstone: Accidents and foolhardiness in the first national park (Unabridged.). Tantor Audio.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWhittlesey, Lee H., और Stephen R. Thorne. Death in Yellowstone: Accidents and Foolhardiness in the First National Park. Unabridged. Old Saybrook: Tantor Audio, 2016.
एमएलए (8वां संस्करण) प्रशस्ति पत्रWhittlesey, Lee H., और Stephen R. Thorne. Death in Yellowstone: Accidents and Foolhardiness in the First National Park. Unabridged. Tantor Audio, 2016.
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