Cita APA (7a ed.)

Holbrook, S. H. (1947). The story of American railroads. Crown.

Cita Chicago Style (17a ed.)

Holbrook, Stewart Hall. The Story of American Railroads. New York: Crown, 1947.

Cita MLA (9a ed.)

Holbrook, Stewart Hall. The Story of American Railroads. Crown, 1947.

Precaución: Estas citas no son 100% exactas.