Engelhardt, C. L. (2007). Gateway to the northern plains: Railroads and the birth of Fargo and Moorhead. University of Minnesota Press.
Chicago-viite (17. p.)Engelhardt, Carroll L. Gateway to the Northern Plains: Railroads and the Birth of Fargo and Moorhead. Minneapolis: University of Minnesota Press, 2007.
MLA-viite (9. p.)Engelhardt, Carroll L. Gateway to the Northern Plains: Railroads and the Birth of Fargo and Moorhead. University of Minnesota Press, 2007.
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