Roess, R. P. (2004). Traffic engineering. New Jersey: Pearson Prentice Hall.
Chicago Style CitationRoess, Roger P. Traffic Engineering. New Jersey: Pearson Prentice Hall, 2004.
Cita MLARoess, Roger P. Traffic Engineering. New Jersey: Pearson Prentice Hall, 2004.
Atenció: Aquestes cites poden no estar 100% correctes.