Mannering, F. L., & Washburn, S. S. Principles of highway engineering and traffic analysis (5a ed.).
Cita Chicago (17th ed.)Mannering, Fred L., i Scott S. Washburn. Principles of Highway Engineering and Traffic Analysis. 5a ed.
Cita MLA (8th ed.)Mannering, Fred L., i Scott S. Washburn. Principles of Highway Engineering and Traffic Analysis. 5a ed.
Atenció: Aquestes cites poden no estar 100% correctes.