Akin, J., & Webber, B. (1989). The Oregon Trail diary of James Akin, Jr. in 1852: The unabridged diary with introduction and contemporary comments. Webb Research Group.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Akin, James, و Bert Webber. The Oregon Trail Diary of James Akin, Jr. in 1852: The Unabridged Diary with Introduction and Contemporary Comments. Medford, OR: Webb Research Group, 1989.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Akin, James, و Bert Webber. The Oregon Trail Diary of James Akin, Jr. in 1852: The Unabridged Diary with Introduction and Contemporary Comments. Webb Research Group, 1989.
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