Cita APA (7a ed.)
Stover, J. F. (1961). American Railroads. University of Chicago.
Cita estilo Chicago (17a ed.)
Stover, John F. American Railroads. Chicago, EUA: University of Chicago, 1961.
Cita MLA (9a ed.)
Stover, John F. American Railroads. University of Chicago, 1961.
Precaución: Estas citas no son 100% exactas.