APA (7th ed.) Citation

Keillor, S. J. (1987). Hjalmar Petersen of Minnesota: The politics of provincial independence. Minnesota Historical Society Press.

Chicago Style (17th ed.) Citation

Keillor, Steven J. Hjalmar Petersen of Minnesota: The Politics of Provincial Independence. St. Paul: Minnesota Historical Society Press, 1987.

MLA (9th ed.) Citation

Keillor, Steven J. Hjalmar Petersen of Minnesota: The Politics of Provincial Independence. Minnesota Historical Society Press, 1987.