Style de citation APA (7e éd.)

Soike, L. J. (2014). Busy in the cause: Iowa, the free-state struggle in the west, and the prelude to the Civil War. University of Nebraska Press.

Style de citation Chicago (17e éd.)

Soike, Lowell J. Busy in the Cause: Iowa, the Free-state Struggle in the West, and the Prelude to the Civil War. Lincoln: University of Nebraska Press, 2014.

Style de citation MLA (8e éd.)

Soike, Lowell J. Busy in the Cause: Iowa, the Free-state Struggle in the West, and the Prelude to the Civil War. University of Nebraska Press, 2014.