Morlan, R. L. (1955). Political prairie fire: The Nonpartisan League, 1915-1922. University of Minnesota Press.
Citazione stile Chigago Style (17a edizione)Morlan, Robert Loren. Political Prairie Fire: The Nonpartisan League, 1915-1922. Minneapolis: University of Minnesota Press, 1955.
Citatione MLA (9a ed.)Morlan, Robert Loren. Political Prairie Fire: The Nonpartisan League, 1915-1922. University of Minnesota Press, 1955.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.