Barstad, F. (2014). Hiking Oregon's Eagle Cap Wilderness: A guide to the area's greatest hiking adventures (Third edition.). Falcon Guides, an imprint of Globe, Pequot Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBarstad, Fred. Hiking Oregon's Eagle Cap Wilderness: A Guide to the Area's Greatest Hiking Adventures. Third edition. Guilford, Connecticut ; Helena, Montana: Falcon Guides, an imprint of Globe, Pequot Press, 2014.
एमएलए (8वां संस्करण) प्रशस्ति पत्रBarstad, Fred. Hiking Oregon's Eagle Cap Wilderness: A Guide to the Area's Greatest Hiking Adventures. Third edition. Falcon Guides, an imprint of Globe, Pequot Press, 2014.
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