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.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Barstad, 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.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Barstad, 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.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.