APA (7th ed.) Citation

Willoughby, R. J. (2012). The brothers Robidoux and the opening of the American West. University of Missouri Press.

Chicago Style (17th ed.) Citation

Willoughby, Robert J. The Brothers Robidoux and the Opening of the American West. Columbia: University of Missouri Press, 2012.

MLA (9th ed.) Citation

Willoughby, Robert J. The Brothers Robidoux and the Opening of the American West. University of Missouri Press, 2012.

Warning: These citations may not always be 100% accurate.