Knighton, C. (2020). Leave only footprints: My Acadia-to-Zion journey through every national park (First edition.). Crown, an imprint of Random House.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Knighton, Conor. Leave Only Footprints: My Acadia-to-Zion Journey Through Every National Park. First edition. New York: Crown, an imprint of Random House, 2020.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Knighton, Conor. Leave Only Footprints: My Acadia-to-Zion Journey Through Every National Park. First edition. Crown, an imprint of Random House, 2020.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.