Lankford, A., & Burns, K. (2023). Trail of the lost: The relentless search to bring home the missing hikers of the pacific crest trail (Unabridged.).
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रLankford, Andrea, और Kristi Burns. Trail of the Lost: The Relentless Search to Bring Home the Missing Hikers of the Pacific Crest Trail. Unabridged. 2023.
एमएलए (8वां संस्करण) प्रशस्ति पत्रLankford, Andrea, और Kristi Burns. Trail of the Lost: The Relentless Search to Bring Home the Missing Hikers of the Pacific Crest Trail. Unabridged. 2023.
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