Johannsen, R. W. (1955). Frontier politics and the sectional conflict: The Pacific Northwest on the eve of the Civil War. University of Washington Press.
Chicago Style (17th ed.) CitationJohannsen, Robert W. Frontier Politics and the Sectional Conflict: The Pacific Northwest on the Eve of the Civil War. Seattle: University of Washington Press, 1955.
MLA (9th ed.) CitationJohannsen, Robert W. Frontier Politics and the Sectional Conflict: The Pacific Northwest on the Eve of the Civil War. University of Washington Press, 1955.
Warning: These citations may not always be 100% accurate.