Idaho. Department of Highways & Idaho State Historical Society. (1963). Route of the Oregon Trail in Idaho. Idaho Dept. of Highways.
Cita Chicago Style (17a ed.)Idaho. Department of Highways y Idaho State Historical Society. Route of the Oregon Trail in Idaho. [Boise, Idaho]: Idaho Dept. of Highways, 1963.
Cita MLA (8a ed.)Idaho. Department of Highways y Idaho State Historical Society. Route of the Oregon Trail in Idaho. Idaho Dept. of Highways, 1963.
Precaución: Estas citas no son 100% exactas.