Parkman, F. (1991). The Oregon Trail ; The conspiracy of Pontiac. New York, N.Y.: Literary Classics of the United States : Distributed to the trade in the U.S. and Canada by the Viking Press.

Parkman, Francis. The Oregon Trail ; The Conspiracy of Pontiac. New York, N.Y.: Literary Classics of the United States : Distributed to the trade in the U.S. and Canada by the Viking Press, 1991.

Parkman, Francis. The Oregon Trail ; The Conspiracy of Pontiac. New York, N.Y.: Literary Classics of the United States : Distributed to the trade in the U.S. and Canada by the Viking Press, 1991.