Popejoy, D. (2016). Lewis and Clark and the Oregon Trail: Where the Oregon Trail meets the Columbia River. [Publisher not identified].
Style de citation Chicago (17e éd.)Popejoy, Don. Lewis and Clark and the Oregon Trail: Where the Oregon Trail Meets the Columbia River. [Spokane, Wash.]: [Publisher not identified], 2016.
Style de citation MLA (8e éd.)Popejoy, Don. Lewis and Clark and the Oregon Trail: Where the Oregon Trail Meets the Columbia River. [Publisher not identified], 2016.
Attention : ces citations peuvent ne pas être correctes à 100%.