Lovoll, O. S. (1984). The promise of America: A history of the Norwegian-American people. Minneapolis: University of Minnesota Press in cooperation with the Norwegian-American Historical Association.

Lovoll, Odd S. The Promise of America: A History of the Norwegian-American People. Minneapolis: University of Minnesota Press in cooperation with the Norwegian-American Historical Association, 1984.

Lovoll, Odd S. The Promise of America: A History of the Norwegian-American People. Minneapolis: University of Minnesota Press in cooperation with the Norwegian-American Historical Association, 1984.