APA-referens (7:e uppl.)
Engelhardt, C. L. (2007). Gateway to the northern plains: Railroads and the birth of Fargo and Moorhead. University of Minnesota Press.
Chicago-referens (17:e uppl.)
Engelhardt, Carroll L. Gateway to the Northern Plains: Railroads and the Birth of Fargo and Moorhead. Minneapolis: University of Minnesota Press, 2007.
MLA-referens (9:e uppl.)
Engelhardt, Carroll L. Gateway to the Northern Plains: Railroads and the Birth of Fargo and Moorhead. University of Minnesota Press, 2007.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.