Engelhardt, C. L. (2007). Gateway to the northern plains: Railroads and the birth of Fargo and Moorhead. University of Minnesota Press.
Cita Chicago (17th ed.)Engelhardt, Carroll L. Gateway to the Northern Plains: Railroads and the Birth of Fargo and Moorhead. Minneapolis: University of Minnesota Press, 2007.
Cita MLA (9th ed.)Engelhardt, Carroll L. Gateway to the Northern Plains: Railroads and the Birth of Fargo and Moorhead. University of Minnesota Press, 2007.
Atenció: Aquestes cites poden no estar 100% correctes.