Stern, R. (1996). Passenger transfer system review. National Academy Press.
Cita Chicago (17th ed.)Stern, Richard. Passenger Transfer System Review. Washington, D.C: National Academy Press, 1996.
Cita MLA (9th ed.)Stern, Richard. Passenger Transfer System Review. National Academy Press, 1996.
Atenció: Aquestes cites poden no estar 100% correctes.