ヒュー・グラス
Dale, Harrison Clifford; Ashley, William Henry; Smith, Jedediah Strong; Rogers, Harrison G (1991). The explorations of William H. Ashley and Jedediah Smith, 1822-1829. Lincoln: University of Nebraska Press. ISBN 978-0-8032-6591-2
Bradley, Bruce (1999-02-25). Hugh Glass. Calistoga, CA: Monarch Press. ISBN 978-0-9669-0050-7. OCLC 41221631
Here Lies Hugh Glass: A Mountain Man, a Bear, and the Rise of the American Nation (An American Portrait). Hill and Wang. (2012). ISBN 978-0-8090-5459-6
Coleman, Jon T. (2015年10月27日). Julia Mason: “Will 'The Revenant' be Historically Accurate? We Asked a Historian.”. HistoryBuff.com Corporation. 2016年4月15日閲覧。