ebrary, Inc, Strakosch, G. R., & Caporale, B. (2010). The vertical transportation handbook (4th ed.). John Wiley & Sons.
Cita Chicago (17th ed.)ebrary, Inc, George R. Strakosch, i Bob Caporale. The Vertical Transportation Handbook. 4th ed. New York, NY: John Wiley & Sons, 2010.
Cita MLA (9th ed.)ebrary, Inc, et al. The Vertical Transportation Handbook. 4th ed. John Wiley & Sons, 2010.
Atenció: Aquestes cites poden no estar 100% correctes.