Clampitt, J. W. (1889). Echoes from the Rocky mountains: Reminiscences and thrilling incidents of the romantic and golden age of the great West, with a graphic account of its discovery, settlement, and grand development. Belford, Clarke.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Clampitt, John W. Echoes from the Rocky Mountains: Reminiscences and Thrilling Incidents of the Romantic and Golden Age of the Great West, with a Graphic Account of Its Discovery, Settlement, and Grand Development. Chicago, New York: Belford, Clarke, 1889.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Clampitt, John W. Echoes from the Rocky Mountains: Reminiscences and Thrilling Incidents of the Romantic and Golden Age of the Great West, with a Graphic Account of Its Discovery, Settlement, and Grand Development. Belford, Clarke, 1889.