Cita APA

Ball, D. (1980). America's railroads: The second generation. New York: Norton.

Chicago Style Citation

Ball, Don. America's Railroads: The Second Generation. New York: Norton, 1980.

Cita MLA

Ball, Don. America's Railroads: The Second Generation. New York: Norton, 1980.

Atenció: Aquestes cites poden no estar 100% correctes.