Earle, A. S., & Reveal, J. L. (2003). Lewis and Clark's green world: The expedition and its plants. Farcountry Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रEarle, A. Scott, और James L. Reveal. Lewis and Clark's Green World: The Expedition and Its Plants. Helena, MT: Farcountry Press, 2003.
एमएलए (8वां संस्करण) प्रशस्ति पत्रEarle, A. Scott, और James L. Reveal. Lewis and Clark's Green World: The Expedition and Its Plants. Farcountry Press, 2003.
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