Não informado. (2020). Modern Railroads. Cahners Publications Company.
Cita Chicago Style (17a ed.)Não informado. Modern Railroads. Des Plaines, Ill: Cahners Publications Company, 2020.
Cita MLA (8a ed.)Não informado. Modern Railroads. Cahners Publications Company, 2020.
Precaución: Estas citas no son 100% exactas.