Ellison, R. S., & Greenburg, D. W. (1931). Fort Bridger, Wyoming, a brief history: Comprising Jim Bridger's old trading post, Fort Bridger becomes an army post, Fort Bridger as a frontier army post. The Historical Landmark Commission of Wyoming.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Ellison, Robert Spurrier, و Dan W. Greenburg. Fort Bridger, Wyoming, a Brief History: Comprising Jim Bridger's Old Trading Post, Fort Bridger Becomes an Army Post, Fort Bridger as a Frontier Army Post. Caspar, Wy.: The Historical Landmark Commission of Wyoming, 1931.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Ellison, Robert Spurrier, و Dan W. Greenburg. Fort Bridger, Wyoming, a Brief History: Comprising Jim Bridger's Old Trading Post, Fort Bridger Becomes an Army Post, Fort Bridger as a Frontier Army Post. The Historical Landmark Commission of Wyoming, 1931.