Fiedler, C. E., & Arno, S. F. (2015). Ponderosa: People, fire, and the West's most iconic tree. Mountain Press Publishing Company.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रFiedler, Carl E., और Stephen F. Arno. Ponderosa: People, Fire, and the West's Most Iconic Tree. Missoula, Montana: Mountain Press Publishing Company, 2015.
एमएलए (8वां संस्करण) प्रशस्ति पत्रFiedler, Carl E., और Stephen F. Arno. Ponderosa: People, Fire, and the West's Most Iconic Tree. Mountain Press Publishing Company, 2015.
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